Question 1

Find the sum: 1 + 8 =

Accepted Answer

9

Answer

-9

Answer

7

Answer

8

Question 2

Find the sum: 12 + (-8) =

Accepted Answer

4

Answer

20

Answer

-4

Answer

-20

Question 3

Find the sum: -2 + (-6) =

Accepted Answer

-8

Answer

8

Answer

4

Answer

-4

Question 4

Find the sum: -3 + (-5) =

Accepted Answer

-8

Answer

2

Answer

-2

Answer

8

Question 5

Find the sum: -7 + 10 =

Accepted Answer

3

Answer

-3

Answer

17

Answer

-17

Question 6

11 + (-17) =

Accepted Answer

-6

Answer

28

Answer

-28

Answer

6

Question 7

Find the sum: -23 + 12 + (-1) =

Accepted Answer

-12

Answer

36

Answer

12

Answer

-36

Question 8

Find the sum: 20 + (-18) + (-23) =

Accepted Answer

-21

Answer

-61

Answer

21

Answer

61

Question 9

Determine an addition expression for the situation; then, find the sum: A kite rises 42 feet in the air.  Then it descends 23 feet.

Accepted Answer

42 + (-23) = 19

Answer

42 + (-23) = 65

Answer

42 + (-23) = -19

Answer

42 + (-23) = -65

Question 10

Determine an addition expression for the situation; then, find the sum: A roller coaster drops 112 feet before going back up 52 feet.

Accepted Answer

-112 + 52 = -60

Answer

-112 + (-52) = 60

Answer

112 + 52 = 164

Answer

112 + (-52) = -60

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