What is 2/5 minus 10/8?

Looking for the result of 2/5 - 10/8? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 2/5 by 10/8?

2 5 − 10 8 = (2 × 8) − (10 × 5) 5 × 8 = -34 40 = -17 20
  1. Multiply the numerator of the first term, with the denominator of the second term: 2 × 8 = 16
  2. Multiply the numerator of the second term, with the denominator of the first term: 10 × 5 = 50
  3. Subtract both of these results together to form the new numerator: 16 − 50 = -34
  4. Multiply both denominators together to form the new denominator: 5 × 8 = 40
  5. Combine the results to get the new fraction: -34/40
  6. Simplify the fraction (-34/40) by dividing both the numerator and the denominator by their GCD (2):
    • -34/2 = -17
    • 40/2 = 20
  7. This gives: -17/20.

The result of subtracting 2/5 and 10/8 is : -17/20 (or -0.85 in its decimal form)