easy Set 9 Form Exercise
01
3 - 1 = ___
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2

02
6 - 4 = ___
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2

03
8 - 7 = ___
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1

04
5 - 2 = ___
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3

05
5 - 1 = ___
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4

06
5 - 3 = ___
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2

07
6 - 3 = ___
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3

08
5 - 2 = ___
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3

09
6 - 3 = ___
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3

10
4 - 1 = ___
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3

11
9 - 7 = ___
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2

12
7 - 6 = ___
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1

13
2 - 1 = ___
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1

14
3 - 2 = ___
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1

15
8 - 6 = ___
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2

16
7 - 3 = ___
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4

17
9 - 6 = ___
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3

18
2 - 1 = ___
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1

19
9 - 6 = ___
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3

20
5 - 2 = ___
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3