15/3 divided by 20/4

15/3 ÷ 20/4
=
1
Decimal: 1
Percentage: 100%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    20/4 becomes 4/20
  2. 2
    Multiply by reciprocal
    15/3 × 4/20
  3. 3
    Multiply numerators & denominators
    15 × 4 = 60    3 × 20 = 60
  4. 4
    Simplify
    60/60 = 1/1

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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