What is 5/7 minus 8/4?

Looking for the result of 5/7 - 8/4? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 5/7 by 8/4?

5 7 − 8 4 = (5 × 4) − (8 × 7) 7 × 4 = -36 28 = -9 7
  1. Multiply the numerator of the first term, with the denominator of the second term: 5 × 4 = 20
  2. Multiply the numerator of the second term, with the denominator of the first term: 8 × 7 = 56
  3. Subtract both of these results together to form the new numerator: 20 − 56 = -36
  4. Multiply both denominators together to form the new denominator: 7 × 4 = 28
  5. Combine the results to get the new fraction: -36/28
  6. Simplify the fraction (-36/28) by dividing both the numerator and the denominator by their GCD (4):
    • -36/4 = -9
    • 28/4 = 7
  7. This gives: -9/7.

The result of subtracting 5/7 and 8/4 is : -9/7 (or -1.2857142857143 in its decimal form)