What is 6/9 minus 7/8?

Looking for the result of 6/9 - 7/8? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 6/9 by 7/8?

6 9 − 7 8 = (6 × 8) − (7 × 9) 9 × 8 = -15 72 = -5 24
  1. Multiply the numerator of the first term, with the denominator of the second term: 6 × 8 = 48
  2. Multiply the numerator of the second term, with the denominator of the first term: 7 × 9 = 63
  3. Subtract both of these results together to form the new numerator: 48 − 63 = -15
  4. Multiply both denominators together to form the new denominator: 9 × 8 = 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 6/9 and 7/8 is : -5/24 (or -0.20833333333333 in its decimal form)