Addition Within
1 | 9 + 0 = ______________ |          | |
2 | 10 + 0 = ______________ |           | |
3 | 1 + 8 = ______________ |  |         |
4 | 8 + 1 = ______________ |         |  |
5 | 7 + 2 = ______________ |        |   |
6 | 2 + 7 = ______________ |   |        |
7 | 4 + 5 = ______________ |     |      |
8 | 6 + 3 = ______________ |       |    |
9 | 5 + 4 = ______________ |      |     |
10 | 3 + 6 = ______________ |    |       |
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