What is 7/8 minus 4/10?

Looking for the result of 7/8 - 4/10? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 7/8 by 4/10?

7 8 − 4 10 = (7 × 10) − (4 × 8) 8 × 10 = 38 80 = 19 40
  1. Multiply the numerator of the first term, with the denominator of the second term: 7 × 10 = 70
  2. Multiply the numerator of the second term, with the denominator of the first term: 4 × 8 = 32
  3. Subtract both of these results together to form the new numerator: 70 − 32 = 38
  4. Multiply both denominators together to form the new denominator: 8 × 10 = 80
  5. Combine the results to get the new fraction: 38/80
  6. Simplify the fraction (38/80) by dividing both the numerator and the denominator by their GCD (2):
    • 38/2 = 19
    • 80/2 = 40
  7. This gives: 19/40.

The result of subtracting 7/8 and 4/10 is : 19/40 (or 0.475 in its decimal form)