121/2 divided by 39/4
121/2 ÷ 39/4
=
242
39
Step-by-Step Solution
-
1Take reciprocal of second fraction39/4 becomes 4/39
-
2Multiply by reciprocal121/2 × 4/39
-
3Multiply numerators & denominators121 × 4 = 484 2 × 39 = 78
-
4Simplify484/78 = 242/39
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.