3's
4's
7's
9's
12's
100

3x1=

3
100

4x3=

12

100

7x0=

0
100

9x0=

0

100

12x1=

12
200

3x3=

9

200

4x4=

16

200

7x3=

21

200

9x2=

18

200

12x2=

24

300

6x3=

18

300

4x8=

32

300

7x5=

35
300

9x5=

45

300

12x4=

48

400

9x3=

36
400

4x10=

40
400

7x7=

49

400

9x8=

72
400

12x6=

72

500

3x12=

36

500

4x12=

48

500

7x12=

84

500

9x9=

81

500

12x8=

96