How to simplify 21/39?

Simplifying a fraction (reducing it to the lowest terms), such as 21/39, means expressing the same value more clearly and concisely.

Step-by-step simplification of 21/39

  1. Start with computing the GCD of 21 and 39: GCD(21, 39) = 3.
  2. Divide the numerator by the GCD: 21/3 = 7
  3. Divide the denominator by the GCD: 39/3 = 13
  4. Combine these results to form the new simplified fraction: 7/13

The final result is: 21 39 = 7 13