Multiplication
Division
Estimate
Basic
100

63 x 37

2331

100

73 / 31

With remainder 

2 R 11

100

123 x 22

2,400

100

9x9

81

200

5.46 x 46

251.16

200

9136 / 29


With remainder

315 R 1

200

433 / 72

6

200

8x8

64

300

124 x 809

100,316

300

1.44 / 2

0.72

300

1281 / 578

2

300

10x10

100

400

62 x 1.5

93

400

256 / 5

51.2

400

1823 / 92

20

400

12x12

144

500

32 x 106

3392

500

3392 / 32

106

500

521 x 24

10,000

500

11x11

121

M
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