What is 2/7 minus 7/9?

Looking for the result of 2/7 - 7/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 2/7 by 7/9?

2 7 − 7 9 = (2 × 9) − (7 × 7) 7 × 9 = -31 63
  1. Multiply the numerator of the first term, with the denominator of the second term: 2 × 9 = 18
  2. Multiply the numerator of the second term, with the denominator of the first term: 7 × 7 = 49
  3. Subtract both of these results together to form the new numerator: 18 − 49 = -31
  4. Multiply both denominators together to form the new denominator: 7 × 9 = 63
  5. Combine the results to get the new fraction: -31/63

The result of subtracting 2/7 and 7/9 is : -31/63 (or -0.49206349206349 in its decimal form)