Mid Unit 1 Review

Multiplication

100

   29

x  8

232

200

   35

x 17

595

300

   45

x 23

1035

400

 18

x 6

108

500

   14

x 25

350

Division

100

138/3

46

200

265/5

53

300

624/8

78

400

268/4

67

500

174/6

29

Factorization

100

Factorization of 30 

1 x 30

2 x 15

3 x 10

5 x 6

200

Factorization of 48

1 x 48

2 x 24

3 x 16

4 x 12

8 x 6

300

Factorization of 36

1 x 36

2 x 18

3 x 6

4 x 9

400

Factorization of 12

1 x 12

2 x 6

3 x 4

500

Factorization of 16

1 x 16

2 x 12

4 x 4 

Multiples

100

Multiples of 9

9, 18, 27, 36, 45, 54, 63, 72, 81, 90...

200

Multiples of 2 

2, 4, 6, 8, 9, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28...

300

Multiples of 4

4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52...

400

Multiples of 7

7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77...

500

Multiples of 5

5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60...

Factors

100

Factors of 6

1,2,3,6

200

Factors of 32

1, 2, 4, 8, 16, 32

300

Factors of 56

1, 2, 4, 7, 8, 14, 28, 56

400

Factors of 15

1, 3, 5, 15

500

Factors of 18

1, 2, 3, 6, 9, 18