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