70 - 30% = 49
18/70 can be reduced to 9/35.
No.
30 over 42 can be reduced to 5/7
Yes, 27 over 30 can be reduced to 9 over 10.
it can be reduced to 4 over 3
30/75 is reduced to 2/5.
28/70= .4 or (2/5)
31/35
15 over 30 reduced to lowest terms is 1/2
56/70 = 8/10 = 4/5
7/10 cannot be reduced but can be written as .7 or 70%