Unit 1 Test Prep

Which situation has quantities that combine to make zero?

• Keisha had $5 and her mom gave her $5 more.  How much money does she have altogether?

• A dog buried 3 toys in the front yard and 3 toys in the backyard.  How many toys did the dog bury?

• A penguin swam 6 feet down in the water and then swam 6 feet back up.  How far is the penguin from its starting point?

• Sam made 4 gallons of lemonade and Isabelle drank 1/4 of a gallon of the lemonade.  How much lemonade is left?

−2.3 + (−5.4)

−4.275 − (−5.32)

6.8 + (−3.7)

−1.03 − 0.015

(−7) × (−3)

• Positive Answer

• Negative Answer

16 × (−11)

• Postive Answer

• Negative Answer

• 0
• -54/5

• 54/5

• -729/25

(−27) ÷ (−9)

• Positive Answer

• Negative Answer

(−42) ÷ 21

• Positive Answer

• Negative Answer