139/4 divided by 128/2

139/4 ÷ 128/2
=
139 256
Decimal: 0.542969
Percentage: 54.3%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    128/2 becomes 2/128
  2. 2
    Multiply by reciprocal
    139/4 × 2/128
  3. 3
    Multiply numerators & denominators
    139 × 2 = 278    4 × 128 = 512
  4. 4
    Simplify
    278/512 = 139/256

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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