What is 10/8 minus 10/7?

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

How to subtract 10/8 by 10/7?

10 8 − 10 7 = (10 × 7) − (10 × 8) 8 × 7 = -10 56 = -5 28
  1. Multiply the numerator of the first term, with the denominator of the second term: 10 × 7 = 70
  2. Multiply the numerator of the second term, with the denominator of the first term: 10 × 8 = 80
  3. Subtract both of these results together to form the new numerator: 70 − 80 = -10
  4. Multiply both denominators together to form the new denominator: 8 × 7 = 56
  5. Combine the results to get the new fraction: -10/56
  6. Simplify the fraction (-10/56) by dividing both the numerator and the denominator by their GCD (2):
    • -10/2 = -5
    • 56/2 = 28
  7. This gives: -5/28.

The result of subtracting 10/8 and 10/7 is : -5/28 (or -0.17857142857143 in its decimal form)