What is 9/9 minus 5/7?

Looking for the result of 9/9 - 5/7? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 9/9 by 5/7?

9 9 − 5 7 = (9 × 7) − (5 × 9) 9 × 7 = 18 63 = 2 7
  1. Multiply the numerator of the first term, with the denominator of the second term: 9 × 7 = 63
  2. Multiply the numerator of the second term, with the denominator of the first term: 5 × 9 = 45
  3. Subtract both of these results together to form the new numerator: 63 − 45 = 18
  4. Multiply both denominators together to form the new denominator: 9 × 7 = 63
  5. Combine the results to get the new fraction: 18/63
  6. Simplify the fraction (18/63) by dividing both the numerator and the denominator by their GCD (9):
    • 18/9 = 2
    • 63/9 = 7
  7. This gives: 2/7.

The result of subtracting 9/9 and 5/7 is : 2/7 (or 0.28571428571429 in its decimal form)