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