Subtraction Within
1 | 2 - 1 = ______________ | |
2 | 9 - 7 = ______________ | |
3 | 3 - 2 = ______________ | |
4 | 5 - 4 = ______________ | |
5 | 6 - 5 = ______________ | |
6 | 8 - 7 = ______________ | |
7 | 10 - 8 = ______________ | |
8 | 4 - 3 = ______________ | |
9 | 0 - 0 = ______________ | |
10 | 1 - 0 = ______________ | |
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