81/4 divided by 10/4
81/4 ÷ 10/4
=
81
10
Step-by-Step Solution
-
1Take reciprocal of second fraction10/4 becomes 4/10
-
2Multiply by reciprocal81/4 × 4/10
-
3Multiply numerators & denominators81 × 4 = 324 4 × 10 = 40
-
4Simplify324/40 = 81/10
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.