Addition
Subtraction
Double Digits
100

4 + 7 =

11

100

10 - 7 =

3

100

23 + 23 =

46

200

9 + 3 + 2 =

14

200

12 - 6 =

6

200

15 + 16 =

31

300
23 + 4 =

27

300

23 - 7 =

16

300

12 + 12 + 13 =

37

400
14 + 23 + 2 =

39

400

50 - 5 - 10 =

35

400
100 + 100 + 23 =

223

500
15 + 15 + 15 = 

45

500
100 - 24 - 1 =

75

500

34 + 27 + 12 -1 =

72

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