What is 9/10 minus 8/7?

Looking for the result of 9/10 - 8/7? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 9/10 by 8/7?

9 10 − 8 7 = (9 × 7) − (8 × 10) 10 × 7 = -17 70
  1. Multiply the numerator of the first term, with the denominator of the second term: 9 × 7 = 63
  2. Multiply the numerator of the second term, with the denominator of the first term: 8 × 10 = 80
  3. Subtract both of these results together to form the new numerator: 63 − 80 = -17
  4. Multiply both denominators together to form the new denominator: 10 × 7 = 70
  5. Combine the results to get the new fraction: -17/70

The result of subtracting 9/10 and 8/7 is : -17/70 (or -0.24285714285714 in its decimal form)