210/2 divided by 231/4
210/2 ÷ 231/4
=
20
11
Step-by-Step Solution
-
1Take reciprocal of second fraction231/4 becomes 4/231
-
2Multiply by reciprocal210/2 × 4/231
-
3Multiply numerators & denominators210 × 4 = 840 2 × 231 = 462
-
4Simplify840/462 = 20/11
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.