1.
6/7 + 4/7 = 10/7 = 1 i 3/7
b) 3 i 5/11 + 7/11 = 3 i 12/11 =4 i 1/11
2
a) 5/6
b) 4 i 5/7
c) 7 i 5/9
d) 30
3
1 i 2/3 + 1 i 1/3 + 1 i 1/3 = 4 i 1/3
4
2/10
b) 1 i 2/7
5
a) 9 i 5/7
b) 2 i 11/13
