What is 3/7 minus 2/8?

Looking for the result of 3/7 - 2/8? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 3/7 by 2/8?

3 7 − 2 8 = (3 × 8) − (2 × 7) 7 × 8 = 10 56 = 5 28
  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: 2 × 7 = 14
  3. Subtract both of these results together to form the new numerator: 24 − 14 = 10
  4. Multiply both denominators together to form the new denominator: 7 × 8 = 56
  5. Combine the results to get the new fraction: 10/56
  6. Simplify the fraction (10/56) by dividing both the numerator and the denominator by their GCD (2):
    • 10/2 = 5
    • 56/2 = 28
  7. This gives: 5/28.

The result of subtracting 3/7 and 2/8 is : 5/28 (or 0.17857142857143 in its decimal form)