21/2 divided by 55/4

21/2 ÷ 55/4
=
42 55
Decimal: 0.763636
Percentage: 76.36%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    55/4 becomes 4/55
  2. 2
    Multiply by reciprocal
    21/2 × 4/55
  3. 3
    Multiply numerators & denominators
    21 × 4 = 84    2 × 55 = 110
  4. 4
    Simplify
    84/110 = 42/55

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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