168/4 divided by 243/2
168/4 ÷ 243/2
=
28
81
Step-by-Step Solution
-
1Take reciprocal of second fraction243/2 becomes 2/243
-
2Multiply by reciprocal168/4 × 2/243
-
3Multiply numerators & denominators168 × 2 = 336 4 × 243 = 972
-
4Simplify336/972 = 28/81
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.