Illustrative Mathematics Rational Numbers

-6 + -20

• 26

• -26

• -14

• 14

-8 +8

• 16

• 0

• -16

• 1

30 - (-15)

• -45

• 15

• 45

• -15

-15 - (-3)

• 12

• -12

• -18

• 18

-20 - 60

• 80

• 40

• -40

• -80

-6 + v = 10 What is v?

• 16

• 4

• 2

• -4

g + (-8) = -10 What is g?

• -18

• 18

• -2

• 2

During the day the temperature as -22 degrees. At night, the temperature rose 18 degrees. What is the new temperature?

• -4

• -40

• 4

• -20

Tyler's bank account has a balance of -30 dollars. Tyler makes 3 withdrawals of $7 each. What is his new balance?

• -37

• -51

• -23

• -21

Alisha was rock climbing. She climbed to a height of 22 feet. Next, she descended 8 feet. Then she climbed up another 34 feet. Where is Alisha at now?

• 64

• -20

• 48