Răspuns:
Explicație pas cu pas:
a = 5
1/a = 1/5
______
a = 1/7
1/a = 7
_________
a = 3
1/a = 1/3
a = 2/3
1/a = 3/2
________
a = 7/5
1/a = 5/7
a = 11/12
1/a = 12/11
__________
a = 3 3/4 = 15/4
1/a = 4/15
a = 5 3/4 = 23/4
1/a = 4/23
___________
a = 8 6/7 = 62/7
1/a = 7/62
