138/2 divided by 78/4

138/2 ÷ 78/4
=
46 13
Mixed Number: 3 7/13
Decimal: 3.538462
Percentage: 353.85%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    78/4 becomes 4/78
  2. 2
    Multiply by reciprocal
    138/2 × 4/78
  3. 3
    Multiply numerators & denominators
    138 × 4 = 552    2 × 78 = 156
  4. 4
    Simplify
    552/156 = 46/13

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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