21/4 divided by 78/4

21/4 ÷ 78/4
=
7 26
Decimal: 0.269231
Percentage: 26.92%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    78/4 becomes 4/78
  2. 2
    Multiply by reciprocal
    21/4 × 4/78
  3. 3
    Multiply numerators & denominators
    21 × 4 = 84    4 × 78 = 312
  4. 4
    Simplify
    84/312 = 7/26

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