Integers

Adding

100

-3 + 7 =

4

200

-5 + (-12) =

-17

300

-81 + 146 =

65

400

The temperature outside is 15 degrees below zero. If the temperature rises 27 degrees, what will the temperature be?

12 degrees

500

A great white shark is swimming 175 feet deep in waters of the Pacific coast. If the shark ascends 85 feet, what integer can be used to represent the sharks location relative to the surface of the water?

-90 feet

Subtracting

100

8 - 13 =

-5

200

-7 - (-9) =

2

300

246 - 562 =

-316

400

Marcus has $18 in his bank account. If Marcus spends $35, what will his new account balance be? (not including any overdraft fees)

$-17

500

The temperature of the surface of Neptune is -214 degrees Celsius. The temperature of the surface of Venus is 462 degrees Celsius. How much greater is the temperature of Venus than the temperature of Neptune?

676 degrees Celsius

Multiplying

100

6(-9) =

-54

200

-54 (-8) =

432

300

(-38)(244)

-9,272

400

Xavier is hiking down from the top of a mountain. He descended down the mountain 45 feet each hour for 8 hours. What integer represents Xavier's total change in elevation?

-360 feet

500

Denise's bank account has decreased by $35 each day the past 3 weeks. What integer represents the change in Denise's bank account balance the last 3 weeks?

$-735

Dividing

100

36/(-4)

-9

200

-336/(-8)

42

300

-8,664/24

-361

400

A coal mining elevator descended below the earth's surface a total of 192 feet in 16 seconds. What integer represents the change in elevation, in feet, per second?

-12 feet

500

In the past 4 weeks, the local hardware store has lost a total of $3,500. What integer represents the average daily loss for the local hardware store in the past 4 weeks?

$-125

All Mixed Up

100

-4 - 9

-13

200

-639/9

-71

300

-16 + 28 + (-39) =

-27

400

-23 + ___ = 15

38

500

Jason is playing a game where if you score in the blue you receive 25 points, if you score in the green you receive 15 points, if you score in the orange you receive 5 points, if you score in the yellow you receive -10 points, and if you score in the red you receive -20 points. Jason scored in the yellow 3 times, scored in the green twice, and scored in the red 4 times. What was Jason's total score?

-80 points