Question

inverso
4/3
9
4
5
3
1/5
7/1

Answer 1

4/3 = 3/4
9  = 9/1 = 1/9
4 = 4/1 = 1/4
5 = 5/1 = 1/5
3 = 3/1 = 1/3
1/5 = 5/1


7/1 =  1/7