Math Unit 1 Review

Expanded Form

100

Write 420 in Expanded Form

400 + 20

200

Write 1 000 001 in Expanded Form

1 000 000 + 1 

300

Write 6036 in Expanded Form

6000 + 30 + 6

400

This numbers expanded form is:

20 000 + 6 000 + 500 + 40 + 3

26 543

500

This numbers expanded form is:

1 536 201

1 000 000 + 500 000 + 30 000 + 6 000 + 200 + 1

Scientific Notation

100

Write 6.12 x 10 to the second power in standard notation

612

200

Write 0.00852 in scientific notation

8.52 x 10 to the negative third power

300

Write 12,000,000 in scientific notation

1.2 x 10 to the seventh power

400

The population of Taiwan is 3.7589262 x 10 to the seventh power. Write this in standard notation

37 589 262

500

The mass of the earth is 

5 972 000 000 000 000 000 000 000 kg. 

Write this in scientific notation.

5.972 x 10 to the twenty-fourth power

Order of Operations

100

Evaluate:

5² + 10 ÷ 5

27

200

Evaluate:

(2 + 5) x 2 ÷ 2

7

300

Evaluate:

2 - 3 ÷ 3 + 8

9

400

Evaluate:

(1 + 2)² - 8 

1

500

Evaluate:

5² + 8 ÷ (2² - 2)

29

Prime Factorization

100

Find The Prime Factors of:

9

3²

200

Find The Prime Factors of:

100

5² x 2² 

300

Find The Prime Factors of:

64

2⁶

400

Find The Prime Factors of:

81

3⁴

500

Find The Prime Factors of:

121

11²

X Marks the Spot

100

Solve:

x + 6 = 13 

x = 7

200

Solve: 

x + 3 = 9

x = 6

300

Solve: 

4x - 3 = 1

x = 1

400

Solve: 

5 + 2x = 25

x = 10

500

Solve Using By Drawing Algebra Tiles:

3x - 3 = 6

x = 3