Problem Solving Approach to Mathematics for Elementary School Teachers, A, Plus MyLab Math -- Access Card Package (12th Edition)

12th Edition

ISBN: 9780321990594

Author: Rick Billstein, Shlomo Libeskind, Johnny Lott

Publisher: PEARSON

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Concept explainers

Unitary Method

The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.

Speed, Time, and Distance

Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 …

Profit and Loss

The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.

Units and Measurements

Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experime…

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Textbook Question

Chapter 1.1B, Problem 2A

Use the diagram below to explain how to find the sum of

a. the first 100 natural numbers.

Chapter 1.1B, Problem 2A, Use the diagram below to explain how to find the sum of a. the first 100 natural numbers. b.

b. 1 + 2 + 3 + 4 + . . . + 201

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Chapter 1.1B, Problem 1A

Chapter 1.1B, Problem 3A

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Chapter 1 Solutions

Problem Solving Approach to Mathematics for Elementary School Teachers, A, Plus MyLab Math -- Access Card Package (12th Edition)

Ch. 1.1 - Mathematical Connections 1-2 a. If a fixed number...Ch. 1.1 - Mathematical Connections 1-2 A student says she...Ch. 1.1 - Mathematical Connections 1-2 Abby and Dan are...Ch. 1.1 - Consider a game where you have two distict piles...Ch. 1.1 - Mathematical Connections 1-2 A mathematician named...Ch. 1.1 - Mathematical Connections 1-2 The figure below...Ch. 1.1 - Mathematical Connections 1-1 The distance around...Ch. 1.1 - Work in pairs on the following versions of a game...Ch. 1.1 - John asks why the last step of Polyas four-step...Ch. 1.1 - Mathematical Connections 1-2 Connecting...

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Use the diagram below to explain how to find the sum of a. the first 100 natural numbers. b. 1 + 2 + 3 + 4 + . . . + 201

Solution Summary: The author calculates the sum of the first 100 natural numbers using the diagram.

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Chapter 1 Solutions