find the sum of the following fraction. grade 6

1. 4/5 + 9/11 =
2. 5/6 2/9 =
3. 5/9 + 3/8 =
4. 2/12 + 5/8 =
5. 6/11 + 2/3 =
6. 1/4 + 7/10 =
7. 5/6 + 6/12 =
8. 2/7 + 3/7 =
9. 1/2 + 2/6 =
10. 1/3 + 3/12 =
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