What is 3/9 minus 2/5?

Looking for the result of 3/9 - 2/5? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 3/9 by 2/5?

3 9 − 2 5 = (3 × 5) − (2 × 9) 9 × 5 = -3 45 = -1 15
  1. Multiply the numerator of the first term, with the denominator of the second term: 3 × 5 = 15
  2. Multiply the numerator of the second term, with the denominator of the first term: 2 × 9 = 18
  3. Subtract both of these results together to form the new numerator: 15 − 18 = -3
  4. Multiply both denominators together to form the new denominator: 9 × 5 = 45
  5. Combine the results to get the new fraction: -3/45
  6. Simplify the fraction (-3/45) by dividing both the numerator and the denominator by their GCD (3):
    • -3/3 = -1
    • 45/3 = 15
  7. This gives: -1/15.

The result of subtracting 3/9 and 2/5 is : -1/15 (or -0.066666666666667 in its decimal form)