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100

-87 + (-13)

-100

100

-31 - 17

-48

100
15 x (-5)

-75

100

88 ÷ (-8)

-11

100

-2.1 x 0.4

-0.84

200

103 + (-18)

85

200

116 - (-18)

134

200

(-22) x (-6)

132

200

(-124) ÷ (-4)

31

200

3/4 x (-5/8)

-15/32

300

-91 + 36

-55

300

-97 - (-71)

-26

300

(-4) x (-3) x 2

24

300

(-78) ÷ 3

-26

300

-0.1 x (-3/5)

3/50

400

The temperature was -6°F in the morning. By afternoon, the temperature increased 14 degrees. What was the temperature in the afternoon?

8°F

400

The temperature is 4°F. Overnight, it drops 11 degrees. What is the new temperature?

-7°F

400

A submarine descends 6 feet every minute for 8 minutes. What is the submarine's total change in elevation?

-48 feet

400

A submarine is at -84 feet. It rises the same number of feet each minute for 7 minutes and ends at sea level. How many feet does it rise each minute?

12 feet per minute 

400

A recipe requires 3/4 cup of flour for one batch. You want to make 2/3 of a batch. How much flour do you need?

1/2 cup

500

A scuba diver is 18 feet below sea level. She rises 7 feet, then rises another 12 feet. What is her final position compared with sea level?

1 foot above sea level 

500

A football team starts at the -8-yard line after a penalty. On the next play, they gain 15 yards. Then they lose 9 yards on the following play. What yard line are they on now?

-2 yard line

500

A store loses $15 each day for 6 days because of a faulty machine. What is the store's total change in money over those 6 days?

-$90

500

A company lost $1,260 over 9 months. If the loss was the same each month, what was the average change in money each month?

-$140 per month 

500

A hiker walks 2.5 miles each hour. She walks for 3/5 of an hour. How far does she walk?

1.5 miles or 1 1/2 miles