A scuba diver dives down 15 feet into the ocean. He then swims 8 feet back toward the surface. What is the position of the scuba diver relative to the surface?

-15 + 8 = -7

15 + 8 = 23

-15 + -8 = -23

15 + -8 = 7

3

1

Write an equation that represents the number line?

4

1

A

B

C

5

1

Write an expression that is equivalent to 36-41.

6

1

What is the distance between -16 and 4 on a number line?

7

1

7.14

2.86

2.55

10.00

8

1

A

B

C

D

9

1

A

B

C

D

10

1

A

B

C

D

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