Mastering Integer Operations

What is 7 + 5?

• 12

• 8

• 14

• 10

Calculate 12 - 9.

• 5

• 3

• 4

• 2

What is 15 + (-3)?

• 12

• 10

• 18

• 0

Find the result of -8 + 6.

• -4

• -10

• 0

• -2

What is 20 - 15?

• 7

• 10

• 3

• 5

A car drove 100 km north, then reversed and drove 30 km south. How far is the car from its starting point?

• 100km

• 40km

• -10km

• 70km

What is 9 - (-2)?

• 7

• 1

• -11

• 11

Find the result of -3 - 7.

• -7

• -10

• 0

• -5

A team gained 20 yards on one play, lost 8 yards on the next, and then gained another 15 yards. How many total yards did they gain?

• 14

• 20 - 8 = 12

• 20 -8+15 = 27

• 12 + 15 = 10

Calculate -5 + (-5).

• -15

• 5

• -10

• 0