How to simplify 42/80?

Simplifying a fraction (reducing it to the lowest terms), such as 42/80, means expressing the same value more clearly and concisely.

Step-by-step simplification of 42/80

  1. Start with computing the GCD of 42 and 80: GCD(42, 80) = 2.
  2. Divide the numerator by the GCD: 42/2 = 21
  3. Divide the denominator by the GCD: 80/2 = 40
  4. Combine these results to form the new simplified fraction: 21/40

The final result is: 42 80 = 21 40