81/3 divided by 170/4

81/3 ÷ 170/4
=
54 85
Decimal: 0.635294
Percentage: 63.53%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    170/4 becomes 4/170
  2. 2
    Multiply by reciprocal
    81/3 × 4/170
  3. 3
    Multiply numerators & denominators
    81 × 4 = 324    3 × 170 = 510
  4. 4
    Simplify
    324/510 = 54/85

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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