81/2 divided by 45/4

81/2 ÷ 45/4
=
18 5
Mixed Number: 3 3/5
Decimal: 3.6
Percentage: 360%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    45/4 becomes 4/45
  2. 2
    Multiply by reciprocal
    81/2 × 4/45
  3. 3
    Multiply numerators & denominators
    81 × 4 = 324    2 × 45 = 90
  4. 4
    Simplify
    324/90 = 18/5

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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