Grade 7 | Unit 5 | Lesson 7: Adding and Subtracting to Solve Problems | Practice Problems

The table shows four transactions and the resulting account balance in a bank account, except some numbers are missing. Fill in the missing numbers.

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1. Last June only 0.17 inches of rain fell all month. What is the difference between the average rainfall and the actual rainfall for last June?

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2. The departure from the average rainfall last July was -0.36 inches. How much rain fell last July?

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3. How much rain would have to fall in August so that the total amount of rain equals the average rainfall for these three months? What would the departure from the average be in August in that situation?

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How much higher is 500 than 400 m?

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How much higher is 500 than -400 m?

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What is the change in elevation from 8,500 m to 3,400 m?

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What is the change in elevation between 8,500 m and -300 m?

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How much higher is -200 m than 450 m?

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Tyler orders a meal that costs $15. If the tax rate is 6.6%, how much will the sales tax be on Tyler’s meal?

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