Unit 2 Review

Factors/Multiples

100

What is a prime number?

A number that has only 2 factors. 

200

What is a composite number?

A number that has more than 2 factors. 

300

List the first 5 multiples of 4

4, 8, 12, 16, 20

400

List the factors for 24

1, 2, 3, 4, 6, 8, 12, 24

500

Write a composite number and list its factors

Answers will vary 

Partial Products

100

Solve using partial products: 

29x4

116

200

Solve using partial products: 

147x6

882

300

Solve using partial products: 

572x8

4,576

400

Solve using partial products: 

1,234x5

6170

500

Solve using partial products: 

2,438x6

14,628

Multiply with Area Model

100

Solve using area model: 

23x7

161

200

Solve using area model: 

137x6

822

300

Solve using area model: 

1,436x5

7,180

400

Solve using area model: 

24x52

1,248

500

Solve using area model: 

54x61

3,294

Partial Quotients

100

Solve using partial quotients:

48÷2 

24

200

Solve using partial quotients 

864÷ 8

108

300

Solve using Partial Quotients:

246÷ 6

41

400

Solve using partial quotients: 

1,535÷ 5

307

500

Solve using Partial Quotients: 

256÷ 4

64

Divide with Area Model

100

Solve using Area Model: 

88÷4

22

200

Solve using Area Model: 

108÷9

12

300

Solve using Area Model: 

192÷ 8

24

400

Solve using Area Model:

624÷4

156

500

Solve using Area Model:  

635 ÷ 3

211 R 2