What is 1 minus 9/5?

Looking for the result of 1 - 9/5? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 1 by 9/5?

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

The result of subtracting 1/1 and 9/5 is : -4/5 (or -0.8 in its decimal form)