31/4 divided by 42/5
31/4 ÷ 42/5
=
155
168
Step-by-Step Solution
-
1Take reciprocal of second fraction42/5 becomes 5/42
-
2Multiply by reciprocal31/4 × 5/42
-
3Multiply numerators & denominators31 × 5 = 155 4 × 42 = 168
-
4Simplify155/168 = 155/168
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.