Addition
Subtraction
Multiplication
Misc
100

234 + 34

268

100

45 - 36

9

100

3 x 7

extra division 

repeated addititon / subtraction

21

100

2 x 10

20
200

456 + 78 

534

200

67 - 59

8

200

12 x 6

72

200

4 x 11

44

300

108 + 19

127




300

52-34

18

300

13 x 8

104

300

7 x 7

49

400

289 + 12

301

400

78-39

39

400

4 x 9

36
400

456 - 47

409
500

1000 + 220

1220

500

178 - 69

109

500

9x9

81
500

1,000 x 1

1,000