What is 2/10 minus 2/9?

Looking for the result of 2/10 - 2/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 2/10 by 2/9?

2 10 − 2 9 = (2 × 9) − (2 × 10) 10 × 9 = -2 90 = -1 45
  1. Multiply the numerator of the first term, with the denominator of the second term: 2 × 9 = 18
  2. Multiply the numerator of the second term, with the denominator of the first term: 2 × 10 = 20
  3. Subtract both of these results together to form the new numerator: 18 − 20 = -2
  4. Multiply both denominators together to form the new denominator: 10 × 9 = 90
  5. Combine the results to get the new fraction: -2/90
  6. Simplify the fraction (-2/90) by dividing both the numerator and the denominator by their GCD (2):
    • -2/2 = -1
    • 90/2 = 45
  7. This gives: -1/45.

The result of subtracting 2/10 and 2/9 is : -1/45 (or -0.022222222222222 in its decimal form)