81/5 divided by 138/3

81/5 ÷ 138/3
=
81 230
Decimal: 0.352174
Percentage: 35.22%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    138/3 becomes 3/138
  2. 2
    Multiply by reciprocal
    81/5 × 3/138
  3. 3
    Multiply numerators & denominators
    81 × 3 = 243    5 × 138 = 690
  4. 4
    Simplify
    243/690 = 81/230

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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