Выполните действия 3/5-1/7= 5/3-4/9= 24/25-7/15=

Question

Выполните действия 3/5-1/7= 5/3-4/9= 24/25-7/15=

Answer 1

3/5 - 1/7 = 21/35 - 5/35 = 16/35
5/3 - 4/9 = 15/9 - 4/9 = 11/9
24/25 - 7/15 = 72/75 - 35/75 = 37/75

Comments

спасибо