What is 1/7 minus 8/9?

Looking for the result of 1/7 - 8/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 1/7 by 8/9?

1 7 − 8 9 = (1 × 9) − (8 × 7) 7 × 9 = -47 63
  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: 8 × 7 = 56
  3. Subtract both of these results together to form the new numerator: 9 − 56 = -47
  4. Multiply both denominators together to form the new denominator: 7 × 9 = 63
  5. Combine the results to get the new fraction: -47/63

The result of subtracting 1/7 and 8/9 is : -47/63 (or -0.74603174603175 in its decimal form)