What is 3/7 minus 4/8?

Looking for the result of 3/7 - 4/8? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 3/7 by 4/8?

3 7 − 4 8 = (3 × 8) − (4 × 7) 7 × 8 = -4 56 = -1 14
  1. Multiply the numerator of the first term, with the denominator of the second term: 3 × 8 = 24
  2. Multiply the numerator of the second term, with the denominator of the first term: 4 × 7 = 28
  3. Subtract both of these results together to form the new numerator: 24 − 28 = -4
  4. Multiply both denominators together to form the new denominator: 7 × 8 = 56
  5. Combine the results to get the new fraction: -4/56
  6. Simplify the fraction (-4/56) by dividing both the numerator and the denominator by their GCD (4):
    • -4/4 = -1
    • 56/4 = 14
  7. This gives: -1/14.

The result of subtracting 3/7 and 4/8 is : -1/14 (or -0.071428571428571 in its decimal form)