What is 5/4 minus 8/10?

Looking for the result of 5/4 - 8/10? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 5/4 by 8/10?

5 4 − 8 10 = (5 × 10) − (8 × 4) 4 × 10 = 18 40 = 9 20
  1. Multiply the numerator of the first term, with the denominator of the second term: 5 × 10 = 50
  2. Multiply the numerator of the second term, with the denominator of the first term: 8 × 4 = 32
  3. Subtract both of these results together to form the new numerator: 50 − 32 = 18
  4. Multiply both denominators together to form the new denominator: 4 × 10 = 40
  5. Combine the results to get the new fraction: 18/40
  6. Simplify the fraction (18/40) by dividing both the numerator and the denominator by their GCD (2):
    • 18/2 = 9
    • 40/2 = 20
  7. This gives: 9/20.

The result of subtracting 5/4 and 8/10 is : 9/20 (or 0.45 in its decimal form)