Question

Приведите дроби к общему знаменателю:
a) 3/7 = ?/ 14 и 1/2 = ?/14 
б) 5/6 = ?/ 12 и 3/4 = ?/12
в) 2/5 = ?/15 и 7/15 =  ?/15
г) 5/6 = ? и 5/8 = ?
д) 7/9 = ? и 1/6 = ?
е) 5/4 = ? и 3/5 = ? 

Answer 1

3/7=6/14 1/2=7/14

5/6=10/12 3/4=9/12

2/5=6/15 7/15=7/15