the sum and difference rule is useful for mental math calculations. explain how u can use the rule and mental math to calculate 32 x 28

Q: what is 0.3 x 0.6

A: A fraction is a number in the form xy (where x and y are both integers and y≠0). In the above number…

Q: the degree?

A:

Q: What is the degree of 4g?

A: Definition used -     Degree of a polynomial -          The greatest power of the variable in a…

Q: 6. 3D2 8.

A:

Q: 1 square mile is 2.788 x 107 square feet. 1 square inch is 6.9 x 10square feet. How much larger is a…

A: If the unit is the same then we can find their differences

Q: What’s 12 times 9?

A:

Q: The "size" of a computer screen represents the length of the diagonal. My computer screen is 10…

A:

Q: 42 divided by the square root of 20.

A:

Q: What is the perimeter of a field that measures 62 2/3 yards by 48 1/6 yards?

A: Assumption: We need to make an assumption about the shape of the filed. We assume the field is…

Q: How do I find the length of a rectangle when given the area, and width.

A:

Q: I don't understand with the numbers clutter together

A: Virginia 35 Maryland 28 Delaware 23 Total residents = 86 Two people are chosen

Q: I'm confused about this question. The perimeter of a rectangle is 100. One side is x. What is the…

A: Given:- The perimeter of a rectangle is 100. One side is x To find:- Expression for the area of the…

Q: Explain why 0 has no reciprocal.

A: The reciprocal of any number is calculated by dividing that number by one. Therefore, the reciprocal…

Q: How is the negative sign used  in math and how it got started

A: How is the negative sign used  in math and how it got started?

Q: Why did you put xy. Isn't it supposed to be x*y

A:

Q: You have a box that measures 2 meters x 2 meters x 6 meters. What is the longest piece of rebar…

A: Given, you have a box that measures 2 meters ×2 meters×6 meters. we find the longest piece of rebar…

Q: 7 \3\ 10/4

A:

Q: What is 45 x 16

A: Consider  45 x 16

Q: How did u get  the 18?

A: Probability = favorable/total  Total balls = 8  Numbered from 1 to 8

Q: How could you find an unknown number missing from a fact triangle?

A:

Q: A rug is 5 yards long and 4 yards wide. What is the area of the rug in square yards? What is the…

A: The objective of this question is to calculate the area of a rug given its length and width in…

Q: Explain why In 1=0.

A: log 1 = 0 means that the logarithm of 1 is always zero, no matter what the base of the logarithm is.…

Q: 6 MathBits.com x + 5 X=

A:

Q: how did you came up with pi

A:

Q: What size would you see on the box for a new television whose screen measures 40 inches wide by 15…

A:

Q: Your cousin says she only needs thelength of one side of a square to find the area. Is your cousin…

A: The objective of the question is to determine if the statement made by your cousin is correct, that…

Q: Where did u find 8 inches and the 5 inches

A: It is stated in the question there are 1 inch borders included on both the ends of the 10 inch…

Q: Use a math drawing and words to explain why 3/5=3x4/5x4.

A: See the explanation below..

Q: I need to find the area

A: Area of the triangle

Q: 10 2

A:

Q: What does it mean to say that a shape has an area of 9 square inches?

A: Area of different shapes are given by different formulas. For an square shape with side length a…