7/2 divided by 21/4

7/2 ÷ 21/4
=
2 3
Decimal: 0.666667
Percentage: 66.67%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    21/4 becomes 4/21
  2. 2
    Multiply by reciprocal
    7/2 × 4/21
  3. 3
    Multiply numerators & denominators
    7 × 4 = 28    2 × 21 = 42
  4. 4
    Simplify
    28/42 = 2/3

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