PREALGEBRA
PREALGEBRA
15th Edition
ISBN: 9781938168994
Author: OpenStax
Publisher: OpenStax
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Concept explainers

Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
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Textbook Question
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Chapter 4.5, Problem 423E

In the following exercises, evaluate the given expression. Express your answers in simplified form, using improper fractions if necessary.

423.

5 12 − w when

a. w = 1 4

b. w = − 1 4

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Chapter 4 Solutions

PREALGEBRA

Ch. 4.1 - TRY IT:: 4.1 Name the fraction of the shape that...Ch. 4.1 - TRY IT:: 4.2 Name the fraction of the shape that...Ch. 4.1 - TRY IT:: 4.3 Shade of the circle.Ch. 4.1 - TRY IT:: 4.4 Shade of the rectangle.Ch. 4.1 - TRY IT:: 4.5 Use fraction circles to make wholes...Ch. 4.1 - TRY IT:: 4.6 Use fraction circles to make wholes...Ch. 4.1 - TRY IT:: 4.7 Use fraction circles to make wholes...Ch. 4.1 - TRY IT:: 4.8 Use fraction circles to make wholes...Ch. 4.1 - TRY IT:: 4.9 Name the improper fraction. Then...Ch. 4.1 - TRY IT:: 4.10 Name the improper fraction. Then...
Ch. 4.1 - TRY IT:: 4.11 Draw a figure to model 76 .Ch. 4.1 - TRY IT:: 4.12 Draw a figure to model 65 .Ch. 4.1 - TRY IT:: 4.13 Use a model to rewrite the improper...Ch. 4.1 - TRY IT:: 4.14 Use a model to rewrite the improper...Ch. 4.1 - TRY IT:: 4.15 Use a model to rewrite the mixed...Ch. 4.1 - TRY IT:: 4.16 Use a model to rewrite the mixed...Ch. 4.1 - TRY IT:: 4.17 Convert the improper fraction to a...Ch. 4.1 - TRY IT:: 4.18 Convert the improper fraction to a...Ch. 4.1 - TRY IT:: 4.19 Convert the improper fraction to a...Ch. 4.1 - TRY IT:: 4.20 Convert the improper fraction to a...Ch. 4.1 - TRY IT:: 4.21 Convert the mixed number to an...Ch. 4.1 - TRY IT:: 4.22 Convert the mixed number to an...Ch. 4.1 - TRY IT:: 4.23 Convert the mixed number to an...Ch. 4.1 - TRY IT:: 4.24 Convert the mixed number to an...Ch. 4.1 - TRY IT:: 4.25 Use fraction tiles to find...Ch. 4.1 - TRY IT:: 4.26 Use fraction tiles to find...Ch. 4.1 - TRY IT:: 4.27 Find three fractions equivalent to...Ch. 4.1 - TRY IT:: 4.28 Find three fractions equivalent to...Ch. 4.1 - TRY IT:: 4.29 Find a fraction with a denominator...Ch. 4.1 - TRY IT: : 4.30 Find a fraction with a denominator...Ch. 4.1 - TRY IT:: 4.31 Locate and label the following on a...Ch. 4.1 - TRY IT:: 4.32 Locate and label the following on a...Ch. 4.1 - TRY IT:: 4.33 Locate and label each of the given...Ch. 4.1 - TRY IT:: 4.34 Locate and label each of the given...Ch. 4.1 - TRY IT:: 4.35 Order each of the following pairs of...Ch. 4.1 - TRY IT:: 4.36 Order each of the following pairs of...Ch. 4.1 - In the following exercises, name the fraction of...Ch. 4.1 - In the following exercises, name the fraction of...Ch. 4.1 - In the following exercises, shade parts of circles...Ch. 4.1 - In the following exercises, shade parts of circles...Ch. 4.1 - In the following exercises, shade parts of circles...Ch. 4.1 - In the following exercises, shade parts of circles...Ch. 4.1 - In the following exercises, shade parts of circles...Ch. 4.1 - In the following exercises, shade parts of circles...Ch. 4.1 - In the following exercises, shade parts of circles...Ch. 4.1 - In the following exercises, shade parts of circles...Ch. 4.1 - In the following exercises, use fraction circles...Ch. 4.1 - In the following exercises, use fraction circles...Ch. 4.1 - In the following exercises, use fraction circles...Ch. 4.1 - In the following exercises, use fraction circles...Ch. 4.1 - In the following exercises, use fraction circles...Ch. 4.1 - In the following exercises, use fraction circles...Ch. 4.1 - In the following exercises, name the improper...Ch. 4.1 - In the following exercises, name the improper...Ch. 4.1 - In the following exercises, name the improper...Ch. 4.1 - In the following exercises, draw fraction circles...Ch. 4.1 - In the following exercises, draw fraction circles...Ch. 4.1 - In the following exercises, draw fraction circles...Ch. 4.1 - In the following exercises, draw fraction circles...Ch. 4.1 - In the following exercises, draw fraction circles...Ch. 4.1 - In the following exercises, draw fraction circles...Ch. 4.1 - In the following exercises, draw fraction circles...Ch. 4.1 - In the following exercises, draw fraction circles...Ch. 4.1 - In the following exercises, rewrite the improper...Ch. 4.1 - In the following exercises, rewrite the improper...Ch. 4.1 - In the following exercises, rewrite the improper...Ch. 4.1 - In the following exercises, rewrite the improper...Ch. 4.1 - In the following exercises, rewrite the improper...Ch. 4.1 - In the following exercises, rewrite the improper...Ch. 4.1 - In the following exercises, rewrite the improper...Ch. 4.1 - In the following exercises, rewrite the improper...Ch. 4.1 - In the following exercises, rewrite the mixed...Ch. 4.1 - In the following exercises, rewrite the mixed...Ch. 4.1 - In the following exercises, rewrite the mixed...Ch. 4.1 - In the following exercises, rewrite the mixed...Ch. 4.1 - In the following exercises, rewrite the mixed...Ch. 4.1 - In the following exercises, rewrite the mixed...Ch. 4.1 - In the following exercises, rewrite the mixed...Ch. 4.1 - In the following exercises, rewrite the mixed...Ch. 4.1 - In the following exercises, use fraction tiles or...Ch. 4.1 - In the following exercises, use fraction tiles or...Ch. 4.1 - In the following exercises, use fraction tiles or...Ch. 4.1 - In the following exercises, use fraction tiles or...Ch. 4.1 - In the following exercises, use fraction tiles or...Ch. 4.1 - In the following exercises, use fraction tiles or...Ch. 4.1 - In the following exercises, find three fractions...Ch. 4.1 - In the following exercises, find three fractions...Ch. 4.1 - In the following exercises, find three fractions...Ch. 4.1 - In the following exercises, find three fractions...Ch. 4.1 - In the following exercises, find three fractions...Ch. 4.1 - In the following exercises, find three fractions...Ch. 4.1 - In the following exercises, plot the numbers on a...Ch. 4.1 - In the following exercises, plot the numbers on a...Ch. 4.1 - In the following exercises, plot the numbers on a...Ch. 4.1 - In the following exercises, plot the numbers on a...Ch. 4.1 - In the following exercises, plot the numbers on a...Ch. 4.1 - In the following exercises, plot the numbers on a...Ch. 4.1 - In the following exercises, plot the numbers on a...Ch. 4.1 - In the following exercises, plot the numbers on a...Ch. 4.1 - In the following exercises, order each of the...Ch. 4.1 - In the following exercises, order each of the...Ch. 4.1 - In the following exercises, order each of the...Ch. 4.1 - In the following exercises, order each of the...Ch. 4.1 - In the following exercises, order each of the...Ch. 4.1 - In the following exercises, order each of the...Ch. 4.1 - In the following exercises, order each of the...Ch. 4.1 - In the following exercises, order each of the...Ch. 4.1 - Music Measures A choreographed dance is broken...Ch. 4.1 - Music Measures Fractions are used often in music....Ch. 4.1 - Baking Nina is making five pans of fudge to serve...Ch. 4.1 - Give an example from your life experience (outside...Ch. 4.1 - Explain how you locate the improper fraction 214...Ch. 4.2 - TRY IT:: 4.37 Simplify: 812 .Ch. 4.2 - TRY IT:: 4.38 Simplify: 1216 .Ch. 4.2 - TRY IT:: 4.39 Simplify: 2128 .Ch. 4.2 - TRY IT:: 4.40 Simplify: 1624 .Ch. 4.2 - TRY IT:: 4.41 Simplify: 5442 .Ch. 4.2 - TRY IT:: 4.42 Simplify: 8145 .Ch. 4.2 - TRY IT:: 4.43 Simplify: 69120 .Ch. 4.2 - TRY IT:: 4.44 Simplify: 120192 .Ch. 4.2 - TRY IT:: 4.45 Simplify: 7x7y .Ch. 4.2 - TRY IT:: 4.46 Simplify: 9a9b .Ch. 4.2 - TRY IT:: 4.47 Use a diagram to model: 1235 .Ch. 4.2 - TRY IT:: 4.48 Use a diagram to model: 1256 .Ch. 4.2 - TRY IT:: 4.49 Multiply, and write the answer in...Ch. 4.2 - TRY IT:: 4.50 Multiply, and write the answer in...Ch. 4.2 - TRY IT:: 4.51 Multiply, and write the answer in...Ch. 4.2 - TRY IT:: 4.52 Multiply, and write the answer in...Ch. 4.2 - TRY IT:: 4.53 Multiply, and write the answer in...Ch. 4.2 - TRY IT:: 4.54 Multiply, and write the answer in...Ch. 4.2 - TRY IT:: 4.55 Multiply, and write the answer in...Ch. 4.2 - TRY IT:: 4.56 Multiply, and write the answer in...Ch. 4.2 - TRY IT:: 4.57 Find the reciprocal: a. 57 b. 18 c....Ch. 4.2 - TRY IT:: 4.58 Find the reciprocal: a. 37 b. 112 c....Ch. 4.2 - TRY IT:: 4.59 Fill in the chart for each number...Ch. 4.2 - TRY IT:: 4.60 Fill in the chart for each number...Ch. 4.2 - TRY IT:: 4.61 Model: 1316 .Ch. 4.2 - TRY IT:: 4.62 Model: 1214 .Ch. 4.2 - TRY IT:: 4.63 Model: 213 .Ch. 4.2 - TRY IT:: 4.64 Model: 312 .Ch. 4.2 - TRY IT:: 4.65 Divide, and write the answer in...Ch. 4.2 - TRY IT:: 4.66 Divide, and write the answer in...Ch. 4.2 - TRY IT:: 4.67 Divide, and write the answer in...Ch. 4.2 - TRY IT:: 4.68 Divide, and write the answer in...Ch. 4.2 - TRY IT:: 4.69 Divide, and write the answer in...Ch. 4.2 - TRY IT:: 4.70 Divide, and write the answer in...Ch. 4.2 - TRY IT:: 4.71 Divide, and write the answer in...Ch. 4.2 - TRY IT:: 4.72 Divide, and write the answer in...Ch. 4.2 - In the following exercises, simplify each...Ch. 4.2 - In the following exercises, simplify each...Ch. 4.2 - In the following exercises, simplify each...Ch. 4.2 - In the following exercises, simplify each...Ch. 4.2 - In the following exercises, simplify each...Ch. 4.2 - 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In the following exercises, find the reciprocal. 1Ch. 4.2 - In the following exercises, find the reciprocal....Ch. 4.2 - In the following exercises, find the reciprocal....Ch. 4.2 - In the following exercises, model each fraction...Ch. 4.2 - In the following exercises, model each fraction...Ch. 4.2 - In the following exercises, model each fraction...Ch. 4.2 - In the following exercises, model each fraction...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - In the following exercises, divide, and write the...Ch. 4.2 - 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Baking Nina is making 4 pans of fudge to serve...Ch. 4.2 - Portions Don purchased a bulk package of candy...Ch. 4.2 - Portions Kristen has 34 yards of ribbon. She wants...Ch. 4.2 - Explain how you find the reciprocal of a fraction.Ch. 4.2 - Explain how you find the reciprocal of a negative...Ch. 4.2 - Rafael wanted to order half a medium pizza at a...Ch. 4.2 - Give an example from everyday life that...Ch. 4.3 - TRY IT:: 4.73 Multiply, and write your answer in...Ch. 4.3 - TRY IT:: 4.74 Multiply, and write your answer in...Ch. 4.3 - TRY IT:: 4.75 Multiply, and write your answer in...Ch. 4.3 - TRY IT:: 4.76 Multiply, and write your answer in...Ch. 4.3 - TRY IT:: 4.77 Divide, and write your answer in...Ch. 4.3 - TRY IT:: 4.78 Divide, and write your answer in...Ch. 4.3 - TRY IT:: 4.79 Divide, and write your answer in...Ch. 4.3 - TRY IT:: 4.80 Divide, and write your answer in...Ch. 4.3 - TRY IT:: 4.81 Translate the phrase into an...Ch. 4.3 - TRY IT:: 4.82 Translate the phrase into an...Ch. 4.3 - TRY IT:: 4.83 Translate the phrase into an...Ch. 4.3 - TRY IT:: 4.84 Translate the phrase into an...Ch. 4.3 - TRY IT:: 4.85 Simplify: 2356 .Ch. 4.3 - TRY IT:: 4.86 Simplify: 37611 .Ch. 4.3 - TRY IT:: 4.87 Simplify: 874 .Ch. 4.3 - TRY IT:: 4.88 Simplify: 3910 .Ch. 4.3 - TRY IT:: 4.89 Simplify: a8ab6 .Ch. 4.3 - TRY IT:: 4.90 Simplify: p2pq8 .Ch. 4.3 - TRY IT:: 4.91 Simplify: 57125 .Ch. 4.3 - TRY IT:: 4.92 Simplify: 85315 .Ch. 4.3 - TRY IT:: 4.93 Which of the following fractions are...Ch. 4.3 - TRY IT:: 4.94 Which of the following fractions are...Ch. 4.3 - TRY IT:: 4.95 Simplify: 4+6112 .Ch. 4.3 - TRY IT:: 4.96 Simplify: 3+5182 .Ch. 4.3 - TRY IT:: 4.97 Simplify: 63(5)32+3 .Ch. 4.3 - TRY IT:: 4.98 Simplify: 44(6)33+3 .Ch. 4.3 - TRY IT:: 4.99 Simplify: ( 117)211272 .Ch. 4.3 - TRY IT:: 4.100 Simplify: ( 6+2)262+22 .Ch. 4.3 - TRY IT:: 4.101 Simplify: 8(2)+4(3)5(2)+3 .Ch. 4.3 - TRY IT:: 4.102 Simplify: 7(1)+9(3)5(3)2 .Ch. 4.3 - In the following exercises, multiply and write the...Ch. 4.3 - In the following exercises, multiply and write the...Ch. 4.3 - In the following exercises, multiply and write the...Ch. 4.3 - In the following exercises, multiply and write the...Ch. 4.3 - In the following exercises, multiply and write the...Ch. 4.3 - 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In the following exercises, translate each English...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, simplify the complex...Ch. 4.3 - In the following exercises, identify the...Ch. 4.3 - In the following exercises, identify the...Ch. 4.3 - In the following exercises, identify the...Ch. 4.3 - In the following exercises, identify the...Ch. 4.3 - In the following exercises, simplify. 4+118Ch. 4.3 - In the following exercises, simplify. 9+37Ch. 4.3 - In the following exercises, simplify. 22+310Ch. 4.3 - In the following exercises, simplify. 1946Ch. 4.3 - In the following exercises, simplify. 482415Ch. 4.3 - In the following exercises, simplify. 464+4Ch. 4.3 - In the following exercises, simplify. 6+68+4Ch. 4.3 - In the following exercises, simplify. 6+3178Ch. 4.3 - In the following exercises, simplify. 22141913Ch. 4.3 - In the following exercises, simplify. 15+918+12Ch. 4.3 - In the following exercises, simplify. 5810Ch. 4.3 - In the following exercises, simplify. 3424Ch. 4.3 - In the following exercises, simplify. 4366Ch. 4.3 - In the following exercises, simplify. 6692Ch. 4.3 - In the following exercises, simplify. 42125Ch. 4.3 - In the following exercises, simplify. 72+160Ch. 4.3 - In the following exercises, simplify. 83+2914+3Ch. 4.3 - In the following exercises, simplify. 964722+3Ch. 4.3 - In the following exercises, simplify. 15552210Ch. 4.3 - In the following exercises, simplify. 12932318Ch. 4.3 - In the following exercises, simplify. 56344523Ch. 4.3 - In the following exercises, simplify. 89765692Ch. 4.3 - In the following exercises, simplify. 523235Ch. 4.3 - In the following exercises, simplify. 624246Ch. 4.3 - In the following exercises, simplify. 2+4(3)322Ch. 4.3 - In the following exercises, simplify. 7+3(5)232Ch. 4.3 - In the following exercises, simplify....Ch. 4.3 - In the following exercises, simplify....Ch. 4.3 - In the following exercises, simplify....Ch. 4.3 - In the following exercises, simplify....Ch. 4.3 - Baking A recipe for chocolate chip cookies calls...Ch. 4.3 - Baking A booth at the county fair sells fudge by...Ch. 4.3 - Explain how to find the reciprocal of a mixed...Ch. 4.3 - Explain how to multiply mixed numbers.Ch. 4.3 - Randy thinks that 312514 is 1518 . Explain what is...Ch. 4.3 - Explain why 12,12 , and 12 are equivalent.Ch. 4.4 - TRY IT:: 4.103 Use a model to find each sum. Show...Ch. 4.4 - TRY IT:: 4.104 Use a model to find each sum. Show...Ch. 4.4 - TRY IT:: 4.105 Find each sum: 36+26 .Ch. 4.4 - TRY IT:: 4.106 Find each sum: 310+710 .Ch. 4.4 - TRY IT:: 4.107 Find the sum: x4+34 .Ch. 4.4 - TRY IT:: 4.108 Find the sum: y8+58 .Ch. 4.4 - TRY IT:: 4.109 Find the sum: 7d+8d .Ch. 4.4 - TRY IT:: 4.110 Find the sum: 6m+9m .Ch. 4.4 - TRY IT:: 4.111 Find the sum: 3p8+6p8 .Ch. 4.4 - TRY IT:: 4.112 Find the sum: 2q5+7q5 .Ch. 4.4 - TRY IT:: 4.113 Find each sum: 415+(615) .Ch. 4.4 - TRY IT:: 4.114 Find each sum: 521+(921) .Ch. 4.4 - TRY IT:: 4.115 Use a model to find each...Ch. 4.4 - TRY IT:: 4.116 Use a model to find each...Ch. 4.4 - TRY IT:: 4.117 Find the difference: 1928728 .Ch. 4.4 - TRY IT:: 4.118 Find the difference: 27321132 .Ch. 4.4 - TRY IT:: 4.119 Find the difference: x727 .Ch. 4.4 - TRY IT:: 4.120 Find the difference: y141314 .Ch. 4.4 - TRY IT:: 4.121 Find the difference: 9x7x .Ch. 4.4 - TRY IT:: 4.122 Find the difference: 17a5a .Ch. 4.4 - TRY IT:: 4.123 Simplify: 25+(45)35 .Ch. 4.4 - TRY IT:: 4.124 Simplify: 59+(49)79 .Ch. 4.4 - In the following exercises, use a model to add the...Ch. 4.4 - In the following exercises, use a model to add the...Ch. 4.4 - In the following exercises, use a model to add the...Ch. 4.4 - In the following exercises, use a model to add the...Ch. 4.4 - In the following exercises, find each sum. 49+19Ch. 4.4 - In the following exercises, find each sum. 29+59Ch. 4.4 - In the following exercises, find each sum. 613+713Ch. 4.4 - In the following exercises, find each sum. 915+715Ch. 4.4 - In the following exercises, find each sum. x4+34Ch. 4.4 - In the following exercises, find each sum. y3+23Ch. 4.4 - In the following exercises, find each sum. 7p+9pCh. 4.4 - In the following exercises, find each sum. 8q+6qCh. 4.4 - In the following exercises, find each sum. 8b9+3b9Ch. 4.4 - In the following exercises, find each sum. 5a7+4a7Ch. 4.4 - In the following exercises, find each sum....Ch. 4.4 - In the following exercises, find each sum....Ch. 4.4 - In the following exercises, find each sum. 18+(38)Ch. 4.4 - In the following exercises, find each sum. 18+(58)Ch. 4.4 - In the following exercises, find each sum....Ch. 4.4 - In the following exercises, find each sum....Ch. 4.4 - In the following exercises, find each sum....Ch. 4.4 - In the following exercises, find each sum....Ch. 4.4 - In the following exercises, find each sum....Ch. 4.4 - In the following exercises, find each sum....Ch. 4.4 - In the following exercises, use a model to...Ch. 4.4 - In the following exercises, use a model to...Ch. 4.4 - In the following exercises, find the difference....Ch. 4.4 - In the following exercises, find the difference....Ch. 4.4 - In the following exercises, find the difference....Ch. 4.4 - In the following exercises, find the difference....Ch. 4.4 - In the following exercises, find the difference....Ch. 4.4 - In the following exercises, find the difference....Ch. 4.4 - In the following exercises, find the difference....Ch. 4.4 - In the following exercises, find the difference....Ch. 4.4 - In the following exercises, find the difference....Ch. 4.4 - 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In the following exercises, perform the indicated...Ch. 4.4 - In the following exercises, perform the indicated...Ch. 4.4 - In the following exercises, perform the indicated...Ch. 4.4 - In the following exercises, perform the indicated...Ch. 4.4 - In the following exercises, perform the indicated...Ch. 4.4 - In the following exercises, perform the indicated...Ch. 4.4 - Trail Mix Jacob is mixing together nuts and...Ch. 4.4 - Baking Janet needs 58 of a cup of flour for a...Ch. 4.4 - Greg dropped his case of drill bits and three of...Ch. 4.4 - After a party, Lupe has 512 of a cheese pizza, 412...Ch. 4.5 - TRY IT:: 4.125 Find the least common denominator...Ch. 4.5 - TRY IT:: 4.126 Find the least common denominator...Ch. 4.5 - TRY IT:: 4.127 Find the least common denominator...Ch. 4.5 - TRY IT:: 4.128 Find the least common denominator...Ch. 4.5 - TRY IT:: 4.129 Change to equivalent fractions with...Ch. 4.5 - TRY IT:: 4.130 Change to equivalent fractions with...Ch. 4.5 - TRY IT:: 4.131 Change to equivalent fractions with...Ch. 4.5 - TRY IT:: 4.132 Change to equivalent fractions with...Ch. 4.5 - TRY IT:: 4.133 Add: 14+13 .Ch. 4.5 - TRY IT:: 4.134 Add: 12+15 .Ch. 4.5 - TRY IT:: 4.135 Simplify: 12(18) .Ch. 4.5 - TRY IT:: 4.136 Simplify: 13(16) .Ch. 4.5 - TRY IT:: 4.137 Add: 712+1115 .Ch. 4.5 - TRY IT:: 4.138 Add: 1315+1720 .Ch. 4.5 - TRY IT:: 4.139 Subtract: 13241732 .Ch. 4.5 - TRY IT:: 4.140 Subtract: 2132928 .Ch. 4.5 - TRY IT:: 4.141 Add: 1342+1735 .Ch. 4.5 - TRY IT:: 4.142 Add: 1924+1732 .Ch. 4.5 - TRY IT:: 4.143 Add: y6+79 .Ch. 4.5 - TRY IT:: 4.144 Add: x6+715 .Ch. 4.5 - TRY IT:: 4.145 Simplify each expression: a. 3416...Ch. 4.5 - TRY IT:: 4.146 Simplify each expression: a. 56(14)...Ch. 4.5 - TRY IT:: 4.147 Simplify: a. 3a489 b. 3a489Ch. 4.5 - TRY IT:: 4.148 Simplify: a. 4k5+56 b. 4k556Ch. 4.5 - TRY IT:: 4.149 Simplify: ( 1 3 )223+2 .Ch. 4.5 - TRY IT:: 4.150 Simplify: 1+42( 1 4 )2 .Ch. 4.5 - TRY IT:: 4.151 Simplify: 13+123413 .Ch. 4.5 - TRY IT:: 4.152 Simplify: 231214+13 .Ch. 4.5 - TRY IT:: 4.153 Evaluate: x+34 when a. x=74 b. x=54Ch. 4.5 - TRY IT:: 4.154 Evaluate: y+12 when a. y=23 b. y=34Ch. 4.5 - TRY IT :: 4.155 Evaluate: y12 when y=14 .Ch. 4.5 - TRY IT :: 4.156 Evaluate: x38 when x=52 .Ch. 4.5 - TRY IT:: 4.157 Evaluate. 3ab2 when a=23 and b=12 .Ch. 4.5 - TRY IT:: 4.158 Evaluate. 4c3d when c=12 and d=43 .Ch. 4.5 - TRY IT:: 4.159 Evaluate. a+bc when a=8 , b=7 and...Ch. 4.5 - TRY IT:: 4.160 Evaluate. x+yz when x=9 , y=18 and...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, find the least common...Ch. 4.5 - In the following exercises, convert to equivalent...Ch. 4.5 - In the following exercises, convert to equivalent...Ch. 4.5 - In the following exercises, convert to equivalent...Ch. 4.5 - In the following exercises, convert to equivalent...Ch. 4.5 - In the following exercises, convert to equivalent...Ch. 4.5 - In the following exercises, convert to equivalent...Ch. 4.5 - In the following exercises, convert to equivalent...Ch. 4.5 - In the following exercises, convert to equivalent...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. Write...Ch. 4.5 - In the following exercises, add or subtract. 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Write...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, perform the indicated...Ch. 4.5 - In the following exercises, simplify. ( 1 5 )22+32Ch. 4.5 - In the following exercises, simplify. ( 1 3 )25+22Ch. 4.5 - In the following exercises, simplify. 23+42( 2 3...Ch. 4.5 - In the following exercises, simplify. 3332( 3 4 )2Ch. 4.5 - In the following exercises, simplify. ( 3 5 )2( 3...Ch. 4.5 - In the following exercises, simplify. ( 3 4 )2( 5...Ch. 4.5 - In the following exercises, simplify. 213+15Ch. 4.5 - In the following exercises, simplify. 514+13Ch. 4.5 - In the following exercises, simplify. 23+123423Ch. 4.5 - In the following exercises, simplify. 34+125623Ch. 4.5 - In the following exercises, simplify. 782312+38Ch. 4.5 - In the following exercises, simplify. 343514+25Ch. 4.5 - In the following exercises, simplify. 12+23512Ch. 4.5 - In the following exercises, simplify. 13+2535Ch. 4.5 - In the following exercises, simplify. 135110Ch. 4.5 - In the following exercises, simplify. 156112Ch. 4.5 - ]In the following exercises, simplify. 23+16+34Ch. 4.5 - In the following exercises, simplify. 23+14+35Ch. 4.5 - In the following exercises, simplify. 3816+34Ch. 4.5 - In the following exercises, simplify. 25+5834Ch. 4.5 - In the following exercises, simplify. 12(920415)Ch. 4.5 - ]In the following exercises, simplify. 8(151656)Ch. 4.5 - In the following exercises, simplify. 58+161924Ch. 4.5 - In the following exercises, simplify. 16+3101430Ch. 4.5 - In the following exercises, simplify....Ch. 4.5 - In the following exercises, simplify....Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - In the following exercises, evaluate the given...Ch. 4.5 - Decorating Laronda is making covers for the throw...Ch. 4.5 - Baking Vanessa is baking chocolate chip cookies...Ch. 4.5 - Explain why it is necessary to have a common...Ch. 4.5 - Explain how to find the LCD of two fractions.Ch. 4.6 - TRY IT:: 4.161 Use a model to add the following....Ch. 4.6 - TRY IT:: 4.162 Use a model to add the following....Ch. 4.6 - TRY IT:: 4.163 Model, and give the sum as a mixed...Ch. 4.6 - TRY IT:: 4.164 Model, and give the sum as a mixed...Ch. 4.6 - TRY IT:: 4.165 Find the sum: 447+127 .Ch. 4.6 - TRY IT:: 4.166 Find the sum: 2311+5611 .Ch. 4.6 - TRY IT:: 4.167 Find the sum: 878+758 .Ch. 4.6 - TRY IT:: 4.168 Find the sum: 679+859 .Ch. 4.6 - TRY IT:: 4.169 Find the sum by converting the...Ch. 4.6 - TRY IT:: 4.170 Find the sum by converting the...Ch. 4.6 - TRY IT:: 4.171 Use a model to subtract: 114 .Ch. 4.6 - TRY IT:: 4.172 Use a model to subtract: 115 .Ch. 4.6 - TRY IT:: 4.173 Use a model to subtract: 215 .Ch. 4.6 - TRY IT:: 4.174 Use a model to subtract: 213 .Ch. 4.6 - TRY IT:: 4.175 Use a model to subtract: 2113 .Ch. 4.6 - TRY IT:: 4.176 Use a model to subtract: 2114 .Ch. 4.6 - TRY IT:: 4.177 Use a model to subtract. Draw a...Ch. 4.6 - TRY IT:: 4.178 Use a model to subtract. Draw a...Ch. 4.6 - IT:: 4.179 Find the difference: 649379 .Ch. 4.6 - TRY IT:: 4.180 Find the difference: 447267 .Ch. 4.6 - TRY IT:: 4.181 Find the difference by converting...Ch. 4.6 - TRY IT:: 4.182 Find the difference by converting...Ch. 4.6 - TRY IT:: 4.183 Add: 156+434 .Ch. 4.6 - TRY IT:: 4.184 Add: 345+812 .Ch. 4.6 - TRY IT:: 4.185 Find the difference: 812345 .Ch. 4.6 - TRY IT:: 4.186 Find the difference: 434156 .Ch. 4.6 - TRY IT:: 4.187 Subtract: 134678 .Ch. 4.6 - TRY IT:: 4.188 Subtract: 10372249 .Ch. 4.6 - In the following exercises, use a model to find...Ch. 4.6 - In the following exercises, use a model to find...Ch. 4.6 - In the following exercises, use a model to find...Ch. 4.6 - In the following exercises, use a model to find...Ch. 4.6 - In the following exercises, add. 513+613Ch. 4.6 - In the following exercises, add. 249+519Ch. 4.6 - In the following exercises, add. 458+938Ch. 4.6 - In the following exercises, add. 7910+3110Ch. 4.6 - In the following exercises, add. 345+645Ch. 4.6 - In the following exercises, add. 923+123Ch. 4.6 - In the following exercises, add. 6910+8310Ch. 4.6 - In the following exercises, add. 849+289Ch. 4.6 - In the following exercises, use a model to find...Ch. 4.6 - In the following exercises, use a model to find...Ch. 4.6 - In the following exercises, find the difference....Ch. 4.6 - In the following exercises, find the difference....Ch. 4.6 - In the following exercises, find the difference....Ch. 4.6 - In the following exercises, find the difference....Ch. 4.6 - In the following exercises, find the difference....Ch. 4.6 - In the following exercises, find the difference....Ch. 4.6 - In the following exercises, find the difference....Ch. 4.6 - In the following exercises, find the difference....Ch. 4.6 - In the following exercises, write the sum or...Ch. 4.6 - In the following exercises, write the sum or...Ch. 4.6 - In the following exercises, write the sum or...Ch. 4.6 - In the following exercises, write the sum or...Ch. 4.6 - In the following exercises, write the sum or...Ch. 4.6 - In the following exercises, write the sum or...Ch. 4.6 - In the following exercises, write the sum or...Ch. 4.6 - In the following exercises, write the sum or...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - In the following exercises, perform the indicated...Ch. 4.6 - Sewing Renata is sewing matching shirts for her...Ch. 4.6 - Sewing Pauline has 314 yards of fabric to make a...Ch. 4.6 - Printing Nishant is printing invitations on his...Ch. 4.6 - Framing a picture Tessa bought a picture frame for...Ch. 4.6 - Draw a diagram and use it to explain how to add...Ch. 4.6 - Edgar will have to pay $3.75 in tolls to drive to...Ch. 4.6 - Add 4512+378 twice, first by leaving them as mixed...Ch. 4.6 - Subtract 3784512 twice, first by leaving them as...Ch. 4.7 - TRY IT:: 4.189 Determine whether each number is a...Ch. 4.7 - TRY IT:: 4.190 Determine whether each number is a...Ch. 4.7 - TRY IT:: 4.191 Solve: y+1112=512 .Ch. 4.7 - TRY IT:: 4.192 Solve: y+815=415 .Ch. 4.7 - TRY IT:: 4.193 Solve: a35=85 .Ch. 4.7 - TRY IT:: 4.194 Solve: n37=97 .Ch. 4.7 - TRY IT:: 4.195 Solve: 12u=76 .Ch. 4.7 - TRY IT:: 4.196 Solve: 8m=92 .Ch. 4.7 - TRY IT:: 4.197 Solve: f5=25 .Ch. 4.7 - TRY IT:: 4.198 Solve: h9=27 .Ch. 4.7 - TRY IT:: 4.199 Solve: c7=35 .Ch. 4.7 - TRY IT:: 4.200 Solve: x11=12 .Ch. 4.7 - TRY IT:: 4.201 Solve: y=48 .Ch. 4.7 - TRY IT:: 4.202 Solve: c=23 .Ch. 4.7 - TRY IT:: 4.203 Solve: 25n=14 .Ch. 4.7 - TRY IT:: 4.204 Solve: 56y=15 .Ch. 4.7 - TRY IT:: 4.205 Solve: 47a=52 .Ch. 4.7 - TRY IT:: 4.206 Solve: 79w=84 .Ch. 4.7 - TRY IT:: 4.207 Translate and solve: n divided by 7...Ch. 4.7 - TRY IT:: 4.208 Translate and solve: n divided by 8...Ch. 4.7 - TRY IT:: 4.209 Translate and solve: The quotient...Ch. 4.7 - TRY IT:: 4.210 Translate and solve: The quotient...Ch. 4.7 - TRY IT:: 4.211 Translate and solve: Two-fifths of...Ch. 4.7 - TRY IT:: 4.212 Translate and solve: Three-fourths...Ch. 4.7 - TRY IT:: 4.213 Translate and solve. The quotient...Ch. 4.7 - IT:: 4.214 Translate and solve The quotient of c...Ch. 4.7 - TRY IT:: 4.215 Translate and solve: The sum of...Ch. 4.7 - TRY IT:: 4.216 Translate and solve: The difference...Ch. 4.7 - In the following exercises, determine whether each...Ch. 4.7 - In the following exercises, determine whether each...Ch. 4.7 - In the following exercises, determine whether each...Ch. 4.7 - In the following exercises, determine whether each...Ch. 4.7 - In the following exercises, solve.y+13=43Ch. 4.7 - In the following exercises, solve. y13 m+38=78Ch. 4.7 - In the following exercises, solve.f+910=25Ch. 4.7 - In the following exercises, solve.h+56=16Ch. 4.7 - In the following exercises, solve.a58=78Ch. 4.7 - In the following exercises, solve.c14=54 .Ch. 4.7 - In the following exercises, solve.x(320)=1120Ch. 4.7 - In the following exercises, solve.z(512)=712Ch. 4.7 - In the following exercises, solve.n16=34Ch. 4.7 - In the following exercises, solve.p310=58Ch. 4.7 - In the following exercises, solve. s+(12)=89Ch. 4.7 - In the following exercises, solve.k+(13)=45Ch. 4.7 - In the following exercises, solve.5j=17Ch. 4.7 - In the following exercises, solve.7k=18Ch. 4.7 - In the following exercises, solve.4w=26Ch. 4.7 - In the following exercises, solve. 9v=33Ch. 4.7 - In the following exercises, solve.f4=20Ch. 4.7 - In the following exercises, solve.b3=9Ch. 4.7 - In the following exercises, solve.y7=21Ch. 4.7 - In the following exercises, solve.x8=32Ch. 4.7 - In the following exercises, solve.p5=40Ch. 4.7 - In the following exercises, solve.q4=40Ch. 4.7 - In the following exercises, solve.r12=6Ch. 4.7 - In the following exercises, solve. s15=3Ch. 4.7 - In the following exercises, solve.x=23Ch. 4.7 - In the following exercises, solve.y=42Ch. 4.7 - In the following exercises, solve.h=512Ch. 4.7 - In the following exercises, solve.k=1720Ch. 4.7 - In the following exercises, solve.45n=20Ch. 4.7 - In the following exercises, solve.310p=30Ch. 4.7 - In the following exercises, solve.38q=48Ch. 4.7 - In the following exercises, solve.52m=40Ch. 4.7 - In the following exercises, solve.29a=16Ch. 4.7 - In the following exercises, solve.37b=9Ch. 4.7 - In the following exercises, solve.611u=24Ch. 4.7 - In the following exercises, solve.512v=15Ch. 4.7 - In the following exercises, solve.3x=0Ch. 4.7 - In the following exercises, solve.8y=0Ch. 4.7 - In the following exercises, solve.4f=45Ch. 4.7 - In the following exercises, solve.7g=79Ch. 4.7 - In the following exercises, solve.p+23=112Ch. 4.7 - In the following exercises, solve.q+56=112Ch. 4.7 - In the following exercises, solve.78m=110Ch. 4.7 - In the following exercises, solve.14n=710Ch. 4.7 - In the following exercises, solve.25=x+34Ch. 4.7 - In the following exercises, solve.23=y+38Ch. 4.7 - In the following exercises, solve.1120=fCh. 4.7 - In the following exercises, solve.815=dCh. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - In the following exercises, translate to an...Ch. 4.7 - Shopping Teresa bought a pair of shoes on sale for...Ch. 4.7 - Playhouse The table in a child’s playhouse is 35...Ch. 4.7 - Example 4.100 describes three methods to solve the...Ch. 4.7 - Richard thinks the solution to the equation 34x=24...Ch. 4 - In the following exercises, name the fraction of...Ch. 4 - In the following exercises, name the fraction of...Ch. 4 - In the following exercises, name the improper...Ch. 4 - In the following exercises, name the improper...Ch. 4 - In the following exercises, convert the improper...Ch. 4 - In the following exercises, convert the improper...Ch. 4 - In the following exercises, convert the mixed...Ch. 4 - In the following exercises, convert the mixed...Ch. 4 - In the following exercises, convert the mixed...Ch. 4 - In the following exercises, convert the mixed...Ch. 4 - In the following exercises, locate the numbers on...Ch. 4 - In the following exercises, locate the numbers on...Ch. 4 - In the following exercises, order each pair of...Ch. 4 - In the following exercises, order each pair of...Ch. 4 - In the following exercises, simplify.6384Ch. 4 - In the following exercises, simplify.90120Ch. 4 - In the following exercises, simplify.14a14bCh. 4 - In the following exercises, simplify.8x8yCh. 4 - In the following exercises, multiply.25813Ch. 4 - In the following exercises, multiply.13127Ch. 4 - In the following exercises, multiply.29(4532)Ch. 4 - In the following exercises, multiply.6m411Ch. 4 - In the following exercises, multiply.14(32)Ch. 4 - In the following exercises, multiply.315178Ch. 4 - In the following exercises, find the reciprocal.29Ch. 4 - In the following exercises, find the...Ch. 4 - In the following exercises, find the reciprocal.3Ch. 4 - In the following exercises, find the reciprocal.14Ch. 4 - In the following exercises, find the reciprocal.Ch. 4 - In the following exercises, divide.2316Ch. 4 - In the following exercises, divide.(3x5)(2y)Ch. 4 - In the following exercises, divide.453Ch. 4 - In the following exercises, divide.8223Ch. 4 - In the following exercises, divide.8231112Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, translate the English...Ch. 4 - In the following exercises, translate the English...Ch. 4 - In the following exercises, simplify the complex...Ch. 4 - In the following exercises, simplify the complex...Ch. 4 - In the following exercises, simplify the complex...Ch. 4 - In the following exercises, simplify the complex...Ch. 4 - In the following exercises, simplify.5+165Ch. 4 - In the following exercises, simplify.8452312Ch. 4 - In the following exercises, simplify.87+5(810)9364Ch. 4 - In the following exercises, add.38+28Ch. 4 - In the following exercises, add. 45+15Ch. 4 - In the following exercises, add.25+15Ch. 4 - In the following exercises, add.1532+932Ch. 4 - In the following exercises, add.x10+710Ch. 4 - In the following exercises, subtract.811611Ch. 4 - In the following exercises, subtract.1112512Ch. 4 - In the following exercises, subtract.45y5Ch. 4 - In the following exercises, subtract.3130730Ch. 4 - In the following exercises, subtract.32(32)Ch. 4 - In the following exercises, subtract.1115515(215)Ch. 4 - In the following exercises, find the least common...Ch. 4 - In the following exercises, find the least common...Ch. 4 - In the following exercises, find the least common...Ch. 4 - In the following exercises, find the least common...Ch. 4 - In the following exercises, change to equivalent...Ch. 4 - In the following exercises, change to equivalent...Ch. 4 - In the following exercises, change to equivalent...Ch. 4 - In the following exercises, change to equivalent...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - In the following exercises, perform the indicated...Ch. 4 - 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