81/5 divided by 129/3

81/5 ÷ 129/3
=
81 215
Decimal: 0.376744
Percentage: 37.67%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    129/3 becomes 3/129
  2. 2
    Multiply by reciprocal
    81/5 × 3/129
  3. 3
    Multiply numerators & denominators
    81 × 3 = 243    5 × 129 = 645
  4. 4
    Simplify
    243/645 = 81/215

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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