221/4 divided by 170/2

221/4 ÷ 170/2
=
13 20
Decimal: 0.65
Percentage: 65%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    170/2 becomes 2/170
  2. 2
    Multiply by reciprocal
    221/4 × 2/170
  3. 3
    Multiply numerators & denominators
    221 × 2 = 442    4 × 170 = 680
  4. 4
    Simplify
    442/680 = 13/20

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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