Add and Subtract rational number word problems

The temperature was 3 degrees on Monday and was 7.5 degrees lower the next day. What was the temperature on Tuesday?

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CCSS.7.NS.A.1C

A rock climber is 0.74 miles above sea level. He ascends 0.18 mile and then descends 0.8 of a mile. How many miles from sea level is he now?

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CCSS.7.NS.A.3

What is the range in temperatures if the high is 78 degrees and the low is -23 degrees?

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CCSS.7.NS.A.1C

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CCSS.7.NS.A.1C

Jillian owes the bank $66.25. She deposits $60.00 into her account. What is the current balance of Jillian's account?

Tags

CCSS.7.NS.A.1C

Consider the following expression:

25 + (-12) + (-5) + 10.

Which of the following word problems could the expression represent?

• Chris owed his friend Darien $25. He paid her $12 on Monday, $5 on Wednesday, and $10 on Friday. How much money does Chris still owe Darien?

• Julia earned $25 babysitting. She bought a sweater for $12 and a book for $5. Her mom then gave her $10 for her allowance. How much money does Julia now have?

• For his birthday, Mark got $25 from his mom, $12 from his grandma, and $5 from his brother. He spent $10 on tokens at the arcade. How much money does Mark have left?

• Blaine earned $25 by walking the neighbors’ dogs. At the mall, she spent $12 on a new book and $5 on some candy. She then gave $10 to her little sister. How much money does Blaine have left?

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CCSS.7.NS.A.3

A great white shark is 8 ft. below sea level. A drone is 364.3 ft. above sea level, and a sunken pirate ship is 386.4 ft. below sea level.

What is the distance between the drone and the pirate ship?______________________(enter number only)

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CCSS.7.NS.A.1C

• True

• False

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CCSS.7.NS.A.2C

In his garden Tim plants a tomato seed 5¼ inches below the ground. After one month the tomato plant has grown a total of 11½ in. How many inches is the plant above the ground?

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CCSS.7.NS.A.3

A submarine is 150 below sea level while an airplane is 375 above sea level.  What is the difference between the height of the submarine and the airplane?

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CCSS.7.NS.A.1C