Solving Multistep Word Problems with Positive and Negative Decimals

This lesson teaches how to solve multistep word problems involving positive and negative decimals. Using a scenario where Henry wants to buy a video game, the lesson demonstrates how to calculate contributions and determine if Henry has enough money. It emphasizes the importance of checking if the final answer is reasonable and provides a mathematical approach to solving the problem using expressions and order of operations.

What common mistake do students make when solving word problems?

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Explain how to convert a percentage into a decimal for calculations.

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What is the total amount of money Henry has after his mom matches 20% of his savings?

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How much more money does Henry need to buy the video game?

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What does a negative difference indicate in the context of Henry's savings?

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