10/3 divided by 21/4

10/3 ÷ 21/4
=
40 63
Decimal: 0.634921
Percentage: 63.49%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    21/4 becomes 4/21
  2. 2
    Multiply by reciprocal
    10/3 × 4/21
  3. 3
    Multiply numerators & denominators
    10 × 4 = 40    3 × 21 = 63
  4. 4
    Simplify
    40/63 = 40/63

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