162/2 divided by 81/4

162/2 ÷ 81/4
=
4
Decimal: 4
Percentage: 400%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    81/4 becomes 4/81
  2. 2
    Multiply by reciprocal
    162/2 × 4/81
  3. 3
    Multiply numerators & denominators
    162 × 4 = 648    2 × 81 = 162
  4. 4
    Simplify
    648/162 = 4/1

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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