What is 5/7 minus 3/9?

Looking for the result of 5/7 - 3/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 5/7 by 3/9?

5 7 − 3 9 = (5 × 9) − (3 × 7) 7 × 9 = 24 63 = 8 21
  1. Multiply the numerator of the first term, with the denominator of the second term: 5 × 9 = 45
  2. Multiply the numerator of the second term, with the denominator of the first term: 3 × 7 = 21
  3. Subtract both of these results together to form the new numerator: 45 − 21 = 24
  4. Multiply both denominators together to form the new denominator: 7 × 9 = 63
  5. Combine the results to get the new fraction: 24/63
  6. Simplify the fraction (24/63) by dividing both the numerator and the denominator by their GCD (3):
    • 24/3 = 8
    • 63/3 = 21
  7. This gives: 8/21.

The result of subtracting 5/7 and 3/9 is : 8/21 (or 0.38095238095238 in its decimal form)