What is 1/3 minus 7/9?

Looking for the result of 1/3 - 7/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 1/3 by 7/9?

1 3 − 7 9 = (1 × 9) − (7 × 3) 3 × 9 = -12 27 = -4 9
  1. Multiply the numerator of the first term, with the denominator of the second term: 1 × 9 = 9
  2. Multiply the numerator of the second term, with the denominator of the first term: 7 × 3 = 21
  3. Subtract both of these results together to form the new numerator: 9 − 21 = -12
  4. Multiply both denominators together to form the new denominator: 3 × 9 = 27
  5. Combine the results to get the new fraction: -12/27
  6. Simplify the fraction (-12/27) by dividing both the numerator and the denominator by their GCD (3):
    • -12/3 = -4
    • 27/3 = 9
  7. This gives: -4/9.

The result of subtracting 1/3 and 7/9 is : -4/9 (or -0.44444444444444 in its decimal form)