Workbook Detail
Grade 1 Subtraction Within 20 — Set 10
01
19 - 13 = ___
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6
02
8 - 6 = ___
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2
03
17 - 5 = ___
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12
04
2 - 1 = ___
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1
05
3 - 2 = ___
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1
06
9 - 6 = ___
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3
07
15 - 12 = ___
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3
08
3 - 2 = ___
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1
09
3 - 1 = ___
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2
10
11 - 10 = ___
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1
11
4 - 2 = ___
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2
12
18 - 7 = ___
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11
13
15 - 11 = ___
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4
14
7 - 2 = ___
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5
15
16 - 11 = ___
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5
16
5 - 3 = ___
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2
17
15 - 4 = ___
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11
18
19 - 10 = ___
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9
19
8 - 1 = ___
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7
20
4 - 2 = ___
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2