81/4 divided by 120/4

81/4 ÷ 120/4
=
27 40
Decimal: 0.675
Percentage: 67.5%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    120/4 becomes 4/120
  2. 2
    Multiply by reciprocal
    81/4 × 4/120
  3. 3
    Multiply numerators & denominators
    81 × 4 = 324    4 × 120 = 480
  4. 4
    Simplify
    324/480 = 27/40

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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