Multiplication
Division
Adding Decimals
Subtracting Decimals
Factors
100

27 x 3

81

100

48 / 3

16

100

2.57 + 3.23

5.8

100

3.7 - 2.1

1.6

100

Factors of 7

1, 7

200

245 x 4

1,225

200

448 / 7

64

200

4.25 + 13.7

17.95

200

31.52 - 3.6

27.92

200

Factors of 12

1, 2, 3, 4, 6, 12

300

36 x 42

1,512

300

3,264 / 32

102

300

27.56 + 5.22

32.78

300

82.3 - 17.62

64.68

300

Factors of 21

1, 3, 7, 21

400

512 x 37

18,944

400

2,781 / 27

103

400

33.691 + 2.845

36.536

400

245.66 - 231.73

13.93

400

Factors of 100

1, 2, 4, 5, 10, 20, 25, 50, 100