What is 1/5 minus 3/9?

Looking for the result of 1/5 - 3/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 1/5 by 3/9?

1 5 − 3 9 = (1 × 9) − (3 × 5) 5 × 9 = -6 45 = -2 15
  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: 3 × 5 = 15
  3. Subtract both of these results together to form the new numerator: 9 − 15 = -6
  4. Multiply both denominators together to form the new denominator: 5 × 9 = 45
  5. Combine the results to get the new fraction: -6/45
  6. Simplify the fraction (-6/45) by dividing both the numerator and the denominator by their GCD (3):
    • -6/3 = -2
    • 45/3 = 15
  7. This gives: -2/15.

The result of subtracting 1/5 and 3/9 is : -2/15 (or -0.13333333333333 in its decimal form)