easy Set 3 Form Exercise
01
18 + 1 = ___
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19

02
12 - 11 = ___
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1

03
9 + 5 = ___
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14

04
3 - 2 = ___
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1

05
19 + 1 = ___
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20

06
7 + 4 = ___
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11

07
20 - 1 = ___
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19

08
17 + 1 = ___
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18

09
11 - 10 = ___
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1

10
8 + 11 = ___
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19

11
2 - 1 = ___
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1