Answer:1. 5/6
2. 7/10
3. 11/12
4. 7/10
5. 13/15
6. 19/20
7. 5/8
8. 7/9
9. 5/12
10. 5/12
11. 11/12
12. 9/14
Explanation:
multiply each to make common denominators and then add the numerators together. simplify if needed.
(i did most of this in my head im sorry if anything is wrong)