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