What is 3/7 minus 9/3?

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

How to subtract 3/7 by 9/3?

3 7 − 9 3 = (3 × 3) − (9 × 7) 7 × 3 = -54 21 = -18 7
  1. Multiply the numerator of the first term, with the denominator of the second term: 3 × 3 = 9
  2. Multiply the numerator of the second term, with the denominator of the first term: 9 × 7 = 63
  3. Subtract both of these results together to form the new numerator: 9 − 63 = -54
  4. Multiply both denominators together to form the new denominator: 7 × 3 = 21
  5. Combine the results to get the new fraction: -54/21
  6. Simplify the fraction (-54/21) by dividing both the numerator and the denominator by their GCD (3):
    • -54/3 = -18
    • 21/3 = 7
  7. This gives: -18/7.

The result of subtracting 3/7 and 9/3 is : -18/7 (or -2.5714285714286 in its decimal form)