21/2 divided by 9/4

21/2 ÷ 9/4
=
14 3
Mixed Number: 4 2/3
Decimal: 4.666667
Percentage: 466.67%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    9/4 becomes 4/9
  2. 2
    Multiply by reciprocal
    21/2 × 4/9
  3. 3
    Multiply numerators & denominators
    21 × 4 = 84    2 × 9 = 18
  4. 4
    Simplify
    84/18 = 14/3

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.

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