2 by 1 Multiplication
2 by 2 Multiplication
4 by 1 Division
4 by 2 Division
100

23 x 4

92

100

12 x 10

120

100

1260 / 2

630

100

3300 / 60

55

200

16 x 7

112

200

23 x 12

276

200

2560 / 5

512

200

2170 / 31

70

300

42 x 4

168

300

42 x 16

672

300

1000 / 10

100

300

8928 / 62

144

400

82 x 6

492

400

38 x 13

494

400

2268 / 4

567

400

9702 / 77

126

500

88 x 7

616

500

87 x 26

2,262

500

2500 / 5

500

500

1980 / 55

36

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