12/4 divided by 90/4

12/4 ÷ 90/4
=
2 15
Decimal: 0.133333
Percentage: 13.33%

Step-by-Step Solution

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

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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