easy Set 1 Form Exercise
01
345 - 321 = ___
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24

02
99 - 50 = ___
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49

03
175 - 74 = ___
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101

04
444 - 410 = ___
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34

05
635 - 433 = ___
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202

06
456 - 306 = ___
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150

07
189 - 181 = ___
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8

08
268 - 222 = ___
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46

09
448 - 432 = ___
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16

10
818 - 6 = ___
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812

11
496 - 86 = ___
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410

12
895 - 441 = ___
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454

13
315 - 310 = ___
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5

14
349 - 328 = ___
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21

15
77 - 3 = ___
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74

16
836 - 431 = ___
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405

17
26 - 6 = ___
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20

18
9 - 7 = ___
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2

19
389 - 79 = ___
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310

20
798 - 565 = ___
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233