Solving Addition Word Problems with Variables

The video tutorial teaches how to solve addition word problems using variables. It explains that a variable is a letter representing a number and demonstrates how to define and use variables to write equations for solving problems. Two examples are provided: one involving apples and another involving money, illustrating the process of defining variables, writing equations, and solving for unknowns. The tutorial emphasizes the importance of checking work to ensure correct solutions.

What is a variable and how is it used in solving word problems?

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How can you represent the problem of having 7 apples and receiving 4 more as an equation?

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In the example given, how do you define the variable when solving for the total number of apples?

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Explain how you would set up an equation for the problem where John has $20 and receives an additional $15.

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What steps should you take to check your work after solving a word problem?

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