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Doubling Numbers +1
Memorizing Math: After memorizing the doubles, go to the 12 addition facts that are "one more than" the doubles: 1+2, 2+3, 3+4, etc. The answer is always one more than the double.
19
Mathematics
1st Grade
04/10/2013

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Cards

Term
1 + 2
Definition
3
Term
2 + 3
Definition
5
Term
3 + 4
Definition
7
Term
4 + 5
Definition
9
Term
5 + 6
Definition
11
Term
6 + 7
Definition
13
Term
7 + 8
Definition
15
Term
8 + 9
Definition
17
Term
9 + 10
Definition
19
Term
10 + 11
Definition
21
Term
11 + 12
Definition
23
Term
12 + 13
Definition
25
Term
13 + 14
Definition
27
Term
14 + 15
Definition
29
Term
15 + 16
Definition
31
Term
16 + 17
Definition
33
Term
17 + 18
Definition
35
Term
18 + 19
Definition
37
Term
19 + 20
Definition
39
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