Mental Math
1 x 2 Digit
1 x 3 digit
1 x 4 digit
2 x 2 digit
100

7 x 7

49

100

5 x 89

445

100

782 x 9

7,038

100
1,234 x 5

6,170

100

23 x 32

736

200

8 x 8

64

200

7 x 44

308

200

789 x 7

5,523

200

2,345 x 6

14,070

200

34 x 43

1,462

300

500 x 3

1,500

300

89 x 3

267

300

456 x 6

2,736

300

3,456 x 7

24,192

300

56 x 98

5,488

400

7,000 x 9

63,000

400

99 x 9

891

400

678 x 9

6,102

400

6,789 x 9

61,101

400

87 x 65

5,655

500

800 x 900

720,000

500

98 x 7

686

500

759 x 8

6,072

500

9,999 x 9

89,991

500

87 x 68

5,916

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