Double Digits Easy
Teen Times
Tougher Twenties
Mix & Match
Challenge
100

10 x 12?

120

100

13 x 16?

208

100

21 x 14?

294

100

32 x 14?

448

100

47 x 29?

1,363

200

11 x 13?

143

200

17 x 14?

238

200

22 x 18?

296

200

27 x 23?

621

200

56 x 24?

1,344

300

12 x 15?

180

300

18 x 12?

216

300

24 x 15?

360

300

36 x 12?

432

300

63 x 32?

2,016

400

14 x 10?

140

400
19 x 11?

209

400

25 x 16?

400

400

45 x 13 

585

400

75 x 28?

2,100

500

15 x 12?

180

500

16 x 13?

208

500

28 x 19?

532

500

34 x 25?

850

500
84 x 37?

3,108

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