Chapter 2 Review

Multiplying Integers

100

Find the product:

-4(-6)

24

200

You burn 10 calories each minute you job. What integer represents the change in calories after you jog for 20 minutes?

-200

300

Evaluate:

(-4)²

16

400

Evaluate:

5 - 8²

-59

500

Evaluate:

(-5)(-7)(-20)

-700

Multiplying Rational Numbers

100

You have $9.33. You buy 7 items that cost $0.87 each. How much money do you have left?

$3.24

200

Find the product:

-1  2/5 (-5/6)

7/6 or 1  1/6

300

Find the product:

-1  1/2 ( -1  4/5)

27/10 or 2  7/10

400

Find the product:

-7/8 (4  1/2)

-63/16 or -3 15/16

500

(-1/6)² + 5/8 (-1/9)

-1/24

Converting Fractions & Decimals

100

Write the fraction as a decimal:

31/8

3.875

200

Write the decimal as a fraction in simplest form:

-0.46

-23/50

300

Write this fraction as a decimal:

39/5

7.8

400

Write the decimal as a fraction:

-0.45

-9/20

500

Write the fraction as a decimal:

3/5

0.6

Dividing Integers

100

Find the quotient:

35/-7

-5

200

Find the quotient:

-24÷ (-4)

6

300

Find the quotient:

-16 ÷ (-2)

8

400

Evaluate the expression when:

y= -2 and z = -5

2z

__

y

5

500

The regular admission price for an amusement park is $72. For a group of 15 or more, the admission price is reduced by $25 per person. How many people need to be in a group to save $500?

20

Dividing Rational Numbers

100

Find the quotient:

-7.7 ÷  (-2.2)

3.5

200

Find  the quotient:

3.3 ÷ (-2.5)

-1.32

300

Find the quotient:

-3.45 ÷ (-15)

0.23

400

Evaluate:

-6/5

_________

-1/5 + 1

-3/2

500

Evaluate:

-7/3

__________

1/3 + 1

-7/4 or -1  3/4