What is 9/9 minus 2/10?

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

How to subtract 9/9 by 2/10?

9 9 − 2 10 = (9 × 10) − (2 × 9) 9 × 10 = 72 90 = 4 5
  1. Multiply the numerator of the first term, with the denominator of the second term: 9 × 10 = 90
  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: 90 − 18 = 72
  4. Multiply both denominators together to form the new denominator: 9 × 10 = 90
  5. Combine the results to get the new fraction: 72/90
  6. Simplify the fraction (72/90) by dividing both the numerator and the denominator by their GCD (18):
    • 72/18 = 4
    • 90/18 = 5
  7. This gives: 4/5.

The result of subtracting 9/9 and 2/10 is : 4/5 (or 0.8 in its decimal form)