210/4 divided by 310/4

210/4 ÷ 310/4
=
21 31
Decimal: 0.677419
Percentage: 67.74%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    310/4 becomes 4/310
  2. 2
    Multiply by reciprocal
    210/4 × 4/310
  3. 3
    Multiply numerators & denominators
    210 × 4 = 840    4 × 310 = 1240
  4. 4
    Simplify
    840/1240 = 21/31

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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