What is 1/7 minus 1/3?

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

How to subtract 1/7 by 1/3?

1 7 − 1 3 = (1 × 3) − (1 × 7) 7 × 3 = -4 21
  1. Multiply the numerator of the first term, with the denominator of the second term: 1 × 3 = 3
  2. Multiply the numerator of the second term, with the denominator of the first term: 1 × 7 = 7
  3. Subtract both of these results together to form the new numerator: 3 − 7 = -4
  4. Multiply both denominators together to form the new denominator: 7 × 3 = 21
  5. Combine the results to get the new fraction: -4/21

The result of subtracting 1/7 and 1/3 is : -4/21 (or -0.19047619047619 in its decimal form)