30/5 divided by 42/3

30/5 ÷ 42/3
=
3 7
Decimal: 0.428571
Percentage: 42.86%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    42/3 becomes 3/42
  2. 2
    Multiply by reciprocal
    30/5 × 3/42
  3. 3
    Multiply numerators & denominators
    30 × 3 = 90    5 × 42 = 210
  4. 4
    Simplify
    90/210 = 3/7

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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