Multiply by 1
Multiply by 2
Multiply by 5
Multiply by 9
Multiply by 10
100

1X1

1

100

2X2

4

100

5X2

10

100

9X2

18



100

10X3

30

200

1X3

3

200

2X4

8

200

5X3

15


200

9X4

36

200

10X4

40

300

1X5

5

300

2X9

18

300

5X5

25

300

9X7

63

300

10X6

60

400

1X7

7

400

2X11

22

400

5X7

35

400

9X9

81

400

10x9

90


500

1X12

12

500

2X12


24

500

5X12

60

500

9X12

108

500

10X12

120