Add and Subtract Rational Numbers

What is (-2/4 + 1/2) + 6/4?

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Mateo had $120.25 for clothes shopping. He bought a shirt for $10.75 and a pair of pants for $22.50. He also bought a coat for $37.25. Assuming there was no tax, how much money did Mateo have left after these purchases?

• A) $190.75

• B) $87.00

• C) $70.50

• D) $49.75

Aleida ran up and down the stairs of a stadium to train for an event. She started at the bottom of the stairs and ran up 23.5 feet, down 5.75 feet, up 15.25 feet, down 13.25 feet, and up 7.25 feet. How many more feet down did Aleida have to run to reach the bottom of the stairs?

• A) 65 feet

• B) 53.5 feet

• C) 38.5 feet

• D) 27 feet

What is (-5.25 + 1.75) + 3/2 - 9/4?

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Kendra sold snow cones for five days. Her profits and losses for the five days were $73.50, -$27.25, $38.75, -$15.25, and $58.25. What was her total profit after selling snow cones for five days?

• A) $127.75

• B) $158.50

• C) $182.25

• D) $213.00

What is (-5 + (5/4 + 3/2)) + 2/4 - 3/2?

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What is (-1/2 + 5/4 + 1/2 + (-6/4))?

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What is (2/4 + 8/2) - (-1/2)?

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An archaeologist found a bowl 11.75 meters below the ground. She found another bowl 4.5 meters deeper than the first bowl. What was the depth in meters of the second bowl?

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Which expression has a positive solution?

• 8 + (-13) - 2

• 5 + 8 - 48

• 3 - 7 - (-3)

• 6 - (-5) - 4