What is 8/7 minus 9/8?

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

How to subtract 8/7 by 9/8?

8 7 9 8 = (8 × 8) − (9 × 7) 7 × 8 = 1 56
  1. Multiply the numerator of the first term, with the denominator of the second term: 8 × 8 = 64
  2. Multiply the numerator of the second term, with the denominator of the first term: 9 × 7 = 63
  3. Subtract both of these results together to form the new numerator: 64 − 63 = 1
  4. Multiply both denominators together to form the new denominator: 7 × 8 = 56
  5. Combine the results to get the new fraction: 1/56

The result of subtracting 8/7 and 9/8 is : 1/56 (or 0.017857142857143 in its decimal form)