2's and 3's
4's through 6's
7's through 9's
10's through 12's
Challenging!
100

2 x 6

12

100

4 x 9

36

100

7 x 4

28

100

10 x 11

110

100

36/9

4

200

2 x 8

16

200

4 x 12

48

200

7 x 6

42

200

11 x 7

77

200

72 / 8

9

300

2 x 9

18

300

6 x 6

36

300

8 x 9

72

300

12 x 5

60

300

35 / 5

5

400

2 x 11

22

400

6 x 9

54

400

9 x 6

54

400

12 x 9

108

400

63 / 7

9

500

2 x 12

24

500

6 x 12

72

500

7 x 12

84

500

12 x 11

132

500

144 / 12

12