42/4 divided by 55/2
42/4 ÷ 55/2
=
21
55
Step-by-Step Solution
-
1Take reciprocal of second fraction55/2 becomes 2/55
-
2Multiply by reciprocal42/4 × 2/55
-
3Multiply numerators & denominators42 × 2 = 84 4 × 55 = 220
-
4Simplify84/220 = 21/55
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.