Subtraction on a Number Line

Sally is using the number line below to show 150 − 70 + 30. What should she do next?

• Draw an arrow from 80 to 10.

• Draw an arrow from 80 to 110.

• Draw an arrow from 80 to 30.

Brenda is using the number line below to show 175 - 115 - 45. What should she do next?

• Draw an arrow from 60 to 45.

• Draw an arrow from 60 to 15.

• Draw an arrow from 60 to 105.

Carlos used this number line to solve a math problem. What math problem was he solving?

• 53 + 82 - 100

• 53 + 135 - 35

• 53 + 82 - 35

Which number line represents 178 – 113 – 40?

• 
• 
• 

18-10=

• 10

• 18

• 2

• 8

16-9=

• 25

• 13

• 7

• 6

Paula used a number line to solve a math problem. What math problem was she solving?

• 35 + 42 − 12

• 77 − 65 + 35

• 35 + 77 − 12

Jenny used this number line to solve a math problem. What math problem was she solving?

• 112 + 142 - 95

• 112 + 30 - 47

• 112 - 30 + 47

17 - 8 =

• 9

• 10

• 11

• 12

29 - 5 =

• 22

• 23

• 24

• 25