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