What is 7/9 minus 8/7?

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

How to subtract 7/9 by 8/7?

7 9 − 8 7 = (7 × 7) − (8 × 9) 9 × 7 = -23 63
  1. Multiply the numerator of the first term, with the denominator of the second term: 7 × 7 = 49
  2. Multiply the numerator of the second term, with the denominator of the first term: 8 × 9 = 72
  3. Subtract both of these results together to form the new numerator: 49 − 72 = -23
  4. Multiply both denominators together to form the new denominator: 9 × 7 = 63
  5. Combine the results to get the new fraction: -23/63

The result of subtracting 7/9 and 8/7 is : -23/63 (or -0.36507936507937 in its decimal form)