90/2 divided by 81/3

90/2 ÷ 81/3
=
5 3
Mixed Number: 1 2/3
Decimal: 1.666667
Percentage: 166.67%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    81/3 becomes 3/81
  2. 2
    Multiply by reciprocal
    90/2 × 3/81
  3. 3
    Multiply numerators & denominators
    90 × 3 = 270    2 × 81 = 162
  4. 4
    Simplify
    270/162 = 5/3

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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