82/2 divided by 42/4

82/2 ÷ 42/4
=
82 21
Mixed Number: 3 19/21
Decimal: 3.904762
Percentage: 390.48%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    42/4 becomes 4/42
  2. 2
    Multiply by reciprocal
    82/2 × 4/42
  3. 3
    Multiply numerators & denominators
    82 × 4 = 328    2 × 42 = 84
  4. 4
    Simplify
    328/84 = 82/21

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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