Practice of the addition facts of adding +3 to numbers from 1 10 10 . Also practice two step mental process to add +3 to two digit numbers to sums of 20.
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Created by Bruce Akitt
almost 11 years ago
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Close
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Created by Bruce Akitt
almost 11 years ago
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1 + 3 = ___
3 + 1 = ___
___ + 3 = 4
1 + ___ = 4
2 + 3 = ___
3 + 2 = ___
___ + 3 = 5
2 + ___ = 5
3 + 3 = ___
___ + 3 = 6
3 + ___ = 6
4 + 3 = ___
4 + ___ = 7
5 + 3 = ___
5 + ___ = 8
6 + 3 = ___
6 + ___ = 9
7 + 3 = ___
7 + ___ = 10
8 + 3 = ___
8 + ___ = 11
9 + 3 = ___
9 + ___ = 12
10 + 3 = ___
11 + 3 = ___
12 + 3 = ___
13 + 3 = ___
14 + 3 = ___
15 + 3 = ___
16 + 3 = ___
17 + 3 = ___
