CHAPTER 1

Absolute Value

100

Find the absolute value of |23|

23

200

Find the absolute value |-18|

18

300

Absolute value tells us how far away a number is from...?

Zero or 0

400

The elevation of Death Valley, California is -322 feet.  The Mississippi River has an elevation of 294 feet.  Which is closer to sea level, if sea level is at 0?

The Mississippi River at 294 feet.

500

You descend down into a cave at 200 feet below sea level.  You climb up 90 feet.  What is your current depth?

-110 feet below sea level or absolute value of 110

Add Integers

100

Add -8 + (-10) = 

-18

200

Add -14 + (-15) =

-29

300

Add 15 + (-9) = 

6

400

Add -30 + 9 + (-3)

-24

500

Add 50 + (-28) + (-9) =

13

Subtract Integers

100

Subtract 10 - 15 =

-5

200

Subtract -19 - 9 = 

-28

300

Subtract 34 - (-7) = 

41

400

Solve when a = -12

-15 - a =

-3

500

Subtract.  6 - 20 - (-12) = 

-2

Multiply Integers

100

Multiply 9 x (-4)

-36

200

Multiply.  (-10)(-4)

40

300

Multiply.  -2 x (-20) x 3

120

400

Multiply.  -12(-3)(-4)

-144

500

Solve when b = -7

14b + (-10)

-108

Divide Integers

100

Divide. -63/9  = 

-7

200

Divide. (-45)/(-5) = 

9

300

Divide. 8/(-2) + (-2) =

-6

400

Find the mean.  (-20) + 10 + 5 + (-15) =

-5

500

You travel down -1274 feet below sea level during 7 days.  How much do you travel per day?

-182 feet per day or absolute value of 182 feet per day.