Please help me with my math
2.8- = 5 1/7
3. 9- = 5 1/4
4. 10 - = 7 2/3
5.6- = 4 5/8
6.6- =1 8/9
7.4- = 2 3/10
8.10 - = 3 2/7
9. 5 - = 2 1/2
10.10 - = 5 3/4
PLEASE help me with my math PLEASE