How to simplify 12/21?

Simplifying a fraction (reducing it to the lowest terms), such as 12/21, means expressing the same value more clearly and concisely.

Step-by-step simplification of 12/21

  1. Start with computing the GCD of 12 and 21: GCD(12, 21) = 3.
  2. Divide the numerator by the GCD: 12/3 = 4
  3. Divide the denominator by the GCD: 21/3 = 7
  4. Combine these results to form the new simplified fraction: 4/7

The final result is: 12 21 = 4 7