138/4 divided by 161/2

138/4 ÷ 161/2
=
3 7
Decimal: 0.428571
Percentage: 42.86%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    161/2 becomes 2/161
  2. 2
    Multiply by reciprocal
    138/4 × 2/161
  3. 3
    Multiply numerators & denominators
    138 × 2 = 276    4 × 161 = 644
  4. 4
    Simplify
    276/644 = 3/7

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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