21/4 divided by 27/2

21/4 ÷ 27/2
=
7 18
Decimal: 0.388889
Percentage: 38.89%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    27/2 becomes 2/27
  2. 2
    Multiply by reciprocal
    21/4 × 2/27
  3. 3
    Multiply numerators & denominators
    21 × 2 = 42    4 × 27 = 108
  4. 4
    Simplify
    42/108 = 7/18

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.

Try Another Calculation