easy Set 2 Form Exercise
01
15 - 6 = ___
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9

02
10 - 4 = ___
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6

03
10 - 9 = ___
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1

04
20 - 9 = ___
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11

05
20 - 4 = ___
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16

06
20 - 4 = ___
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16

07
20 - 1 = ___
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19

08
13 - 8 = ___
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5

09
11 - 6 = ___
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5

10
10 - 4 = ___
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6

11
13 - 8 = ___
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5

12
12 - 4 = ___
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8

13
10 - 1 = ___
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9

14
10 - 1 = ___
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9

15
10 - 2 = ___
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8

16
10 - 2 = ___
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8

17
10 - 6 = ___
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4

18
10 - 8 = ___
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2

19
20 - 6 = ___
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14

20
14 - 7 = ___
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7