How to simplify 18/21?

Simplifying a fraction (reducing it to the lowest terms), such as 18/21, means expressing the same value more clearly and concisely.

Step-by-step simplification of 18/21

  1. Start with computing the GCD of 18 and 21: GCD(18, 21) = 3.
  2. Divide the numerator by the GCD: 18/3 = 6
  3. Divide the denominator by the GCD: 21/3 = 7
  4. Combine these results to form the new simplified fraction: 6/7

The final result is: 18 21 = 6 7