Enter Title

GCF

100

Find the GCF of 6 and 9

3

200

Find the GCF of 12 and 16

4

300

Find the GCF of 12 and 27

3

400

Find the GCF of 20 and 45

5

500

Find the GCF of 28 and 42.

14

LCM

100

Find the LCM of 6 and 8

24

200

Find the LCM of 4 and 9

36

300

Find the LCM of 9 and 12

36

400

Find the LCM of 5 and 8

40

500

Find the LCM of 7 and 11

77

Addition

100

12 + 25

37

200

36 + 27

63

300

116 + 23

139

400

1,200 + 467

1,667

500

12,047 + 984

13,031

Subtraction

100

29 - 16

13

200

128 - 57

71

300

305 - 128

177

400

2,045 - 619

1,426

500

4,000 - 2,673

1,327

Multiplication

100

7 X 9

63

200

12 X 5

60

300

20 X 8

160

400

32 X 7

224

500

15 X 20

300