172/4 divided by 345/4

172/4 ÷ 345/4
=
172 345
Decimal: 0.498551
Percentage: 49.86%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    345/4 becomes 4/345
  2. 2
    Multiply by reciprocal
    172/4 × 4/345
  3. 3
    Multiply numerators & denominators
    172 × 4 = 688    4 × 345 = 1380
  4. 4
    Simplify
    688/1380 = 172/345

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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