Answer :

Myk
42/70=21/35=3/5
That is the fractions equivalent 
The two fraction equivalent to 42/70 is 21/35 and 3/5.
 
 Explanation:
42 ÷ 2 = 21  
70 ÷ 2 = 35   Answer: 21/35
_________________________
21 ÷ 7 = 3
35 ÷ 7 = 5    Answer: 3/5