single digit addition
single digit subtraction
two digit addition
two digit subtraction
tens and ones
100

2+2=

4

100

9-1=

8

100

13+4=

17

100

29-7=

2

100

42

4 tens 2 ones

200

3+2=

5

200

8-5=

3

200

14+5=

19

200

38-5=

33
200

29

2 tens and 9 ones

300

4+3=

7

300

9-2

7

300

15+6=

21

300

45-4=

41

300

12

1 ten and 2 ones
400

5+4=

9

400

7-4=

3

400

16+7=

23

400

54-6=

48

400

72

7 tens and 2 ones

500

6+7=

13

500

8-6=

2

500

17+8=

25

500

62-7=

55

500
100

10 tens

M
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