90/4 divided by 12/4

90/4 ÷ 12/4
=
15 2
Mixed Number: 7 1/2
Decimal: 7.5
Percentage: 750%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    12/4 becomes 4/12
  2. 2
    Multiply by reciprocal
    90/4 × 4/12
  3. 3
    Multiply numerators & denominators
    90 × 4 = 360    4 × 12 = 48
  4. 4
    Simplify
    360/48 = 15/2

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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