21/5 divided by 12/6
21/5 ÷ 12/6
=
21
10
Step-by-Step Solution
-
1Take reciprocal of second fraction12/6 becomes 6/12
-
2Multiply by reciprocal21/5 × 6/12
-
3Multiply numerators & denominators21 × 6 = 126 5 × 12 = 60
-
4Simplify126/60 = 21/10
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.