Addition
Subtraction
greater than less than
10 more
100 more
100

6 + 5= 

11

100

12-5=

7

100

26 or 23

26

100

28 

38

100

35

135

200

10+8=

18

200

20-5=

15

200

55 or 15

55

200

75

85

200

128

228

300

20+10=

30

300

26-6=

20

300

135 or 163

163

300

465

475

300

794

894

400

134+24=

158

400

125-5=

120

400

1346 or 1246

1346

400

777

787

400

877

977

500

316+281=

597

500

250-140=

110

500

22,124 or 22,134

22,134

500

1234

1244

500

1391

1491

M
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n
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