Unit 1 Quiz Review

Which situation involves opposite quantities combing to make zero?

• A builder climbed 14 feet and then went 12 feet down.

• A bunny hopped 5 feet forward and then hopped 8 feet backward.

• Walker had $17 in his account and then deposited $17.

• The temperature was at 25 degrees and then dropped 25 degrees.

Which situation involves opposite quantities combing to make zero?

• A hawk flew 300 feet into the air and then dove down 50 feet.

• A balloon rose 40 feet above ground level, got a hole, and then fell 40 feet.

• A student walked 50 feet north of the school, and then walked 40 feet south of the school.

• A football team gained 10 yards on a play and then lost 5 yards on the next play.

What is -8 + -6?

• -2

• 2

• 14

• -14

What is -3 + 7?

• -4

• 4

• 10

• -10

What is 13 + -3?

• 10

• -10

• 16

• -16

What is -4 + -7?

• -11

• 11

• 3

• -3

Which number line demonstrates -5+ 8 correctly?

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Which number line demonstrates -4 + 3?

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Which shows a number and its opposite are additive inverses?

• -9 + 8 = 1

• -5 + 4 = 1

• -3 + 3 = 0

• 9 + (-4) = 8

Which number situation describes the number line correctly?

• Aaron deposited $30 and then withdrew $50.

• The temperature was 30 degrees F and then drops 20 degrees.

• A car drove 20 miles north and then drove 30 miles south.

• In a review game, a team had 50 points and then lost 30 points