What is 10/8 minus 9?

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

How to subtract 10/8 by 9?

10 8 − 9 1 = (10 × 1) − (9 × 8) 8 × 1 = -62 8 = -31 4
  1. Multiply the numerator of the first term, with the denominator of the second term: 10 × 1 = 10
  2. Multiply the numerator of the second term, with the denominator of the first term: 9 × 8 = 72
  3. Subtract both of these results together to form the new numerator: 10 − 72 = -62
  4. Multiply both denominators together to form the new denominator: 8 × 1 = 8
  5. Combine the results to get the new fraction: -62/8
  6. Simplify the fraction (-62/8) by dividing both the numerator and the denominator by their GCD (2):
    • -62/2 = -31
    • 8/2 = 4
  7. This gives: -31/4.

The result of subtracting 10/8 and 9/1 is : -31/4 (or -7.75 in its decimal form)