What is 4/7 minus 3/9?

Looking for the result of 4/7 - 3/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 4/7 by 3/9?

4 7 − 3 9 = (4 × 9) − (3 × 7) 7 × 9 = 15 63 = 5 21
  1. Multiply the numerator of the first term, with the denominator of the second term: 4 × 9 = 36
  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: 36 − 21 = 15
  4. Multiply both denominators together to form the new denominator: 7 × 9 = 63
  5. Combine the results to get the new fraction: 15/63
  6. Simplify the fraction (15/63) by dividing both the numerator and the denominator by their GCD (3):
    • 15/3 = 5
    • 63/3 = 21
  7. This gives: 5/21.

The result of subtracting 4/7 and 3/9 is : 5/21 (or 0.23809523809524 in its decimal form)