Developing immediate recall of all addition families to 10 + 4. Also practicing a rapid mental process to add +4 to a 2 digit number making a sum less than 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 + 4 = ___
4 + 1 = ___
1 + ___ = 5
___ + 4 = 5
2 + 4 = ___
4 + 2 = ___
2 + ___ = 6
___ + 4 = 6
3 + 4 = ___
4 + 3 = ___
3 + ___ = 7
___ + 4 = 7
4 + 4 = ___
___ + 4 = 8
4 + ___ = 8
5 + 4 = ___
5 + ___ = 9
6 + 4 = ___
6 + ___ = 10
7 + 4 = ___
7 + ___ = 11
8 + 4 = ___
8 + ___ = 12
9 + 4 = ___
9 + ___ = 13
10 + 4 = ___
10 + ___ = 14
11 + 4 = ___
12 + 4 = ___
13 + 4 = ___
14 + 4 = ___
15 + 4 = ___
16 + 4 = ___
