# 1.17: Guess and Check, Work Backward

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**Practice**Guess and Check, Work Backward

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Difference

Difference

The result of a subtraction operation is called a difference.Product

Product

The product is the result after two amounts have been multiplied.Quotient

Quotient

The quotient is the result after two amounts have been divided.Sum

Sum

The sum is the result after two or more amounts have been added together.Word Problem

Word Problem

A word problem is a problem that uses verbal language to explain a mathematical situation.### Image Attributions

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Explore how to solve word problems using the guess, check, and revise strategy.

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Date Created:

Oct 29, 2012
Last Modified:

Sep 24, 2015
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