medium Set 2 Form Exercise
01
72 - 60 = ___
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12

02
14 - 13 = ___
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1

03
18 - 14 = ___
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4

04
15 - 13 = ___
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2

05
22 - 20 = ___
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2

06
85 - 71 = ___
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14

07
99 - 78 = ___
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21

08
5 - 1 = ___
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4

09
99 - 58 = ___
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41

10
96 - 41 = ___
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55

11
55 - 34 = ___
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21

12
49 - 1 = ___
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48

13
89 - 31 = ___
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58

14
3 - 2 = ___
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1

15
15 - 14 = ___
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1

16
47 - 20 = ___
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27

17
7 - 2 = ___
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5

18
87 - 5 = ___
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82

19
47 - 11 = ___
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36

20
42 - 10 = ___
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32