80/4 divided by 90/2
80/4 ÷ 90/2
=
4
9
Step-by-Step Solution
-
1Take reciprocal of second fraction90/2 becomes 2/90
-
2Multiply by reciprocal80/4 × 2/90
-
3Multiply numerators & denominators80 × 2 = 160 4 × 90 = 360
-
4Simplify160/360 = 4/9
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.