What is 2/5 minus 9/7?

Looking for the result of 2/5 - 9/7? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 2/5 by 9/7?

2 5 − 9 7 = (2 × 7) − (9 × 5) 5 × 7 = -31 35
  1. Multiply the numerator of the first term, with the denominator of the second term: 2 × 7 = 14
  2. Multiply the numerator of the second term, with the denominator of the first term: 9 × 5 = 45
  3. Subtract both of these results together to form the new numerator: 14 − 45 = -31
  4. Multiply both denominators together to form the new denominator: 5 × 7 = 35
  5. Combine the results to get the new fraction: -31/35

The result of subtracting 2/5 and 9/7 is : -31/35 (or -0.88571428571429 in its decimal form)