80/4 divided by 91/2
80/4 ÷ 91/2
=
40
91
Step-by-Step Solution
-
1Take reciprocal of second fraction91/2 becomes 2/91
-
2Multiply by reciprocal80/4 × 2/91
-
3Multiply numerators & denominators80 × 2 = 160 4 × 91 = 364
-
4Simplify160/364 = 40/91
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.