40/2 divided by 21/3

40/2 ÷ 21/3
=
20 7
Mixed Number: 2 6/7
Decimal: 2.857143
Percentage: 285.71%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    21/3 becomes 3/21
  2. 2
    Multiply by reciprocal
    40/2 × 3/21
  3. 3
    Multiply numerators & denominators
    40 × 3 = 120    2 × 21 = 42
  4. 4
    Simplify
    120/42 = 20/7

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.

Try Another Calculation