How to simplify 81/21?

Simplifying a fraction (reducing it to the lowest terms), such as 81/21, means expressing the same value more clearly and concisely.

Step-by-step simplification of 81/21

  1. Start with computing the GCD of 81 and 21: GCD(81, 21) = 3.
  2. Divide the numerator by the GCD: 81/3 = 27
  3. Divide the denominator by the GCD: 21/3 = 7
  4. Combine these results to form the new simplified fraction: 27/7

The final result is: 81 21 = 27 7