21/2 divided by 108/3

21/2 ÷ 108/3
=
7 24
Decimal: 0.291667
Percentage: 29.17%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    108/3 becomes 3/108
  2. 2
    Multiply by reciprocal
    21/2 × 3/108
  3. 3
    Multiply numerators & denominators
    21 × 3 = 63    2 × 108 = 216
  4. 4
    Simplify
    63/216 = 7/24

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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