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