What is 4/10 minus 4/8?

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

How to subtract 4/10 by 4/8?

4 10 − 4 8 = (4 × 8) − (4 × 10) 10 × 8 = -8 80 = -1 10
  1. Multiply the numerator of the first term, with the denominator of the second term: 4 × 8 = 32
  2. Multiply the numerator of the second term, with the denominator of the first term: 4 × 10 = 40
  3. Subtract both of these results together to form the new numerator: 32 − 40 = -8
  4. Multiply both denominators together to form the new denominator: 10 × 8 = 80
  5. Combine the results to get the new fraction: -8/80
  6. Simplify the fraction (-8/80) by dividing both the numerator and the denominator by their GCD (8):
    • -8/8 = -1
    • 80/8 = 10
  7. This gives: -1/10.

The result of subtracting 4/10 and 4/8 is : -1/10 (or -0.1 in its decimal form)