42/5 divided by 12/3

42/5 ÷ 12/3
=
21 10
Mixed Number: 2 1/10
Decimal: 2.1
Percentage: 210%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    12/3 becomes 3/12
  2. 2
    Multiply by reciprocal
    42/5 × 3/12
  3. 3
    Multiply numerators & denominators
    42 × 3 = 126    5 × 12 = 60
  4. 4
    Simplify
    126/60 = 21/10

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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