12/3 divided by 15/4

12/3 ÷ 15/4
=
16 15
Mixed Number: 1 1/15
Decimal: 1.066667
Percentage: 106.67%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    15/4 becomes 4/15
  2. 2
    Multiply by reciprocal
    12/3 × 4/15
  3. 3
    Multiply numerators & denominators
    12 × 4 = 48    3 × 15 = 45
  4. 4
    Simplify
    48/45 = 16/15

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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