What is 5/10 minus 9/8?

Looking for the result of 5/10 - 9/8? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 5/10 by 9/8?

5 10 − 9 8 = (5 × 8) − (9 × 10) 10 × 8 = -50 80 = -5 8
  1. Multiply the numerator of the first term, with the denominator of the second term: 5 × 8 = 40
  2. Multiply the numerator of the second term, with the denominator of the first term: 9 × 10 = 90
  3. Subtract both of these results together to form the new numerator: 40 − 90 = -50
  4. Multiply both denominators together to form the new denominator: 10 × 8 = 80
  5. Combine the results to get the new fraction: -50/80
  6. Simplify the fraction (-50/80) by dividing both the numerator and the denominator by their GCD (10):
    • -50/10 = -5
    • 80/10 = 8
  7. This gives: -5/8.

The result of subtracting 5/10 and 9/8 is : -5/8 (or -0.625 in its decimal form)