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