Răspuns :
Răspuns:
25/18-a=35/36
a=25/18-35/36,amplificam prima fractie cu 2
a=50/36-35/36
a=15/36=5/12
25 / 18 - N = 35 / 36
N = 25 / 18 - 35 / 36
N = 50 / 36 - 35 / 36
N = 15 / 36
N = 25 / 18 - 35 / 36
N = 50 / 36 - 35 / 36
N = 15 / 36