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Doubles Addition Results in Subtraction
Adding Doubles on one side, but the answer is the subtraction of the number from the result.
12
Mathematics
2nd Grade
12/07/2011

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Cards

Term
1 + 1
Definition
2-1=1
Term
2+2
Definition
4-2=2
Term
3+3
Definition
6-3=3
Term
4+4
Definition
8-4=4
Term
5+5
Definition
10-5=5
Term
6+6
Definition
12-6=6
Term
7+7
Definition
14-7=7
Term
8+8
Definition
16-8=8
Term
9+9
Definition
18-9=9
Term
10+10
Definition
20-10=10
Term
11+11
Definition
22-11=11
Term
12+12
Definition
24-12=12
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