What is 2/8 minus 9/10?

Looking for the result of 2/8 - 9/10? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 2/8 by 9/10?

2 8 − 9 10 = (2 × 10) − (9 × 8) 8 × 10 = -52 80 = -13 20
  1. Multiply the numerator of the first term, with the denominator of the second term: 2 × 10 = 20
  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: 20 − 72 = -52
  4. Multiply both denominators together to form the new denominator: 8 × 10 = 80
  5. Combine the results to get the new fraction: -52/80
  6. Simplify the fraction (-52/80) by dividing both the numerator and the denominator by their GCD (4):
    • -52/4 = -13
    • 80/4 = 20
  7. This gives: -13/20.

The result of subtracting 2/8 and 9/10 is : -13/20 (or -0.65 in its decimal form)