85/3 divided by 21/6
85/3 ÷ 21/6
=
170
21
Step-by-Step Solution
-
1Take reciprocal of second fraction21/6 becomes 6/21
-
2Multiply by reciprocal85/3 × 6/21
-
3Multiply numerators & denominators85 × 6 = 510 3 × 21 = 63
-
4Simplify510/63 = 170/21
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.