78/3 divided by 42/5

78/3 ÷ 42/5
=
65 21
Mixed Number: 3 2/21
Decimal: 3.095238
Percentage: 309.52%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    42/5 becomes 5/42
  2. 2
    Multiply by reciprocal
    78/3 × 5/42
  3. 3
    Multiply numerators & denominators
    78 × 5 = 390    3 × 42 = 126
  4. 4
    Simplify
    390/126 = 65/21

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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