What is 1/8 minus 3/9?

Looking for the result of 1/8 - 3/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 1/8 by 3/9?

1 8 − 3 9 = (1 × 9) − (3 × 8) 8 × 9 = -15 72 = -5 24
  1. Multiply the numerator of the first term, with the denominator of the second term: 1 × 9 = 9
  2. Multiply the numerator of the second term, with the denominator of the first term: 3 × 8 = 24
  3. Subtract both of these results together to form the new numerator: 9 − 24 = -15
  4. Multiply both denominators together to form the new denominator: 8 × 9 = 72
  5. Combine the results to get the new fraction: -15/72
  6. Simplify the fraction (-15/72) by dividing both the numerator and the denominator by their GCD (3):
    • -15/3 = -5
    • 72/3 = 24
  7. This gives: -5/24.

The result of subtracting 1/8 and 3/9 is : -5/24 (or -0.20833333333333 in its decimal form)