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Adding +10 to sums of 20

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Developing immediate recall of all addition families to 10 + 10. .
Bruce Akitt
Flashcards by Bruce Akitt, updated more than 1 year ago More Less
Bruce Akitt
Created by Bruce Akitt over 11 years ago
Bruce Akitt
Copied by Bruce Akitt over 11 years ago
Bruce Akitt
Copied by Bruce Akitt over 11 years ago
Bruce Akitt
Copied by Bruce Akitt over 11 years ago
Bruce Akitt
Copied by Bruce Akitt over 11 years ago
Bruce Akitt
Copied by Bruce Akitt over 11 years ago
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Resource summary

Question Answer
1 + 10= ___ 1 + 10= _11_
10 + 1 = ___ 10 + 1 = _11_
1 + ___ = 11 1 + _10_ = 11
___ + 10 = 11 _1_ + 10 = 11
2 + 10 = ___ 2 + 10 = _12_
10 + 2 = ___ 10 + 2 = _12_
2 + ___ = 12 2 + _10_ = 12
___ + 10 = 12 _2_ + 10 = 12
3 + 10 = ___ 3 + 10 = _13_
10 + 3 = ___ 10 + 3 = _13_
3 + ___ = 13 3 + _10_ = 13
___ + 10 = 13 _3_ + 10 = 13
4 + 10 = ___ 4 + 10 = _14_
10 + 4 = ___ 10 + 4 = _14_
___ + 4 = 14 _10_ + 4 = 14
10 + ___ = 14 10 + _4_ = 14
5 + 10 = ___ 5 + 10 = _15_
10 + 5 = ___ 10 + 5 = _15_
___ + 5 = 15 _10_ + 5 = 15
10 + ___ = 15 10 + _5_ = 15
6 + 10 = ___ 6 + 10= _16_
10 + 6 = ___ 10 + 6 = _16_
6 + ___ = 16 6 + _10_ = 16
___ + 10 = 16 _6_ + 10 = 16
7 + 10 = ___ 7 + 10 = _17_
10 + 7 = ___ 10 + 7 = _17_
7 + ___ = 17 7 + _10_ = 17
___ + 10 = 17 _7_ + 10 = 17
8 + 10 = ___ 8 + 10 = _18_
10 + 8= ___ 10 + 8= _18_
8 + ___ = 18 8 + _10_ = 18
___ + 10 = 18 _8_ + 10 = 18
9 + 10 = ___ 9 + 10 = _19_
10 + 9= ___ 10 + 9 = _19_
9 + ___ = 19 9 + _10_ = 19
___ + 10 = 19 _9_ + 10= 19
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