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