What is 8/10 minus 2/5?

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

How to subtract 8/10 by 2/5?

8 10 − 2 5 = (8 × 5) − (2 × 10) 10 × 5 = 20 50 = 2 5
  1. Multiply the numerator of the first term, with the denominator of the second term: 8 × 5 = 40
  2. Multiply the numerator of the second term, with the denominator of the first term: 2 × 10 = 20
  3. Subtract both of these results together to form the new numerator: 40 − 20 = 20
  4. Multiply both denominators together to form the new denominator: 10 × 5 = 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 8/10 and 2/5 is : 2/5 (or 0.4 in its decimal form)