170/2 divided by 128/4
170/2 ÷ 128/4
=
85
32
Step-by-Step Solution
-
1Take reciprocal of second fraction128/4 becomes 4/128
-
2Multiply by reciprocal170/2 × 4/128
-
3Multiply numerators & denominators170 × 4 = 680 2 × 128 = 256
-
4Simplify680/256 = 85/32
How to Divide Fractions
To divide fractions, use "Keep, Change, Flip": keep the first fraction unchanged, change the ÷ to ×, then flip the second fraction. Multiply and simplify.