85/4 divided by 210/4

85/4 ÷ 210/4
=
17 42
Decimal: 0.404762
Percentage: 40.48%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    210/4 becomes 4/210
  2. 2
    Multiply by reciprocal
    85/4 × 4/210
  3. 3
    Multiply numerators & denominators
    85 × 4 = 340    4 × 210 = 840
  4. 4
    Simplify
    340/840 = 17/42

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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