What is 2/5 minus 8/10?

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

How to subtract 2/5 by 8/10?

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

The result of subtracting 2/5 and 8/10 is : -2/5 (or -0.4 in its decimal form)