Pre-Algebra Chapter 2 Review

Add/Subtract/Multiply/Divide Integers

100

-11+(-5)+(-8)

-24

200

9-h when h=-7

16

300

8(-3)(-5)

120

400

72/-4

-18

500

[(7+5-4)-(3(2))]/-2

-1

Solve Equations With Integers

100

p-8=1

p=9

200

-7g=42

-6

300

8=-2a

a=-4

400

w/(-4)=20

-80

500

-13=h/7

-91

Solve Inequalities

100

Solve and Graph

b+3<1

b<4 

Check Student Graph

200

Solve and Graph

r-2>4

r>6

Check Student Graph

300

Solve and Graph

2m is greater than or equal to 6

m is greater than or equal to 3

Check Student Graph

400

Solve and Graph

-3b is greater than or equal to 0

b is less than or equal to 0

Check Student Graph

500

Solve and Graph

(x/-3)<1

x>-3

Check Student Graph

Exponents/Exponent Rules

100

Write in Exponential Form

(k)(k)(k)(k)

k⁴

200

Evaluate the Power

(-2)⁵

-32

300

Write as one power (exponent rules)

m⁷/m²

m⁵

400

Write as one power, evaluate

9² x 9⁴

9⁶ = 531,441

500

Write as one power

k⁴/k⁴

1

Scientific Notation

100

Write in standard notation

1.62 X 10³

1,620

200

Write in standard notation

9.1 X 10^-5

0.000091

300

Write in scientific notation

62,500

6.25 X 10⁴

400

Write in scientific notation

0.000000008

8.0 X 10^-9

500

Write in Scientific Notation

56,400,000,000

5.64 X 10¹⁰