Adding Subtracting Multiplying and Dividing Integers Test

In an online practice test, Sam scores 18 points for the questions he answered correctly and gets –3 points for incorrect answers. How many points did Sam score?

• -15

• -21

• 21

• 15

(-8) - 16

• -24

• 8

• -8

• 24

5 - 15 =

• -20

• 20

• -10

• 10

1 + (-2) + (-4)

• -6

• 7

• -5

• 5

Match

• 3

• 18 + (-6)

• 29

• -7 - (-10)

• 11

• 24 - (-5)

• 12

• -3 + 14

• -216

• 72(-3)

When a submarine starts at sea level, goes down 250 feet, rises 80 feet, and descends another 18 feet, how would this be shown mathematically?

• 250 + 80 + (-18)

• -250 + 80 - (- 18)

• 250 + -( 80) + (- 18)

• -250 + 80 + (-18)

Which expression represents a temperature starting in the morning at 12 degrees below zero rising 14 degrees at noon, and falling 5 degrees that night?

• 12 + 14 + (-5)

• - 12 + 14 + 5

•  12 + (-14) + (-5)

• - 12 + 14 + (-5)

(-8) + 14 =

• 6

• 22

• -6

• -22

20/(-10) =

• -10

• 10

• -2

• 2

(–16)/ 2 =

• 8

• -8

• 32

• -32