What is 1/8 minus 9/9?

Looking for the result of 1/8 - 9/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 1/8 by 9/9?

1 8 − 9 9 = (1 × 9) − (9 × 8) 8 × 9 = -63 72 = -7 8
  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: 9 × 8 = 72
  3. Subtract both of these results together to form the new numerator: 9 − 72 = -63
  4. Multiply both denominators together to form the new denominator: 8 × 9 = 72
  5. Combine the results to get the new fraction: -63/72
  6. Simplify the fraction (-63/72) by dividing both the numerator and the denominator by their GCD (9):
    • -63/9 = -7
    • 72/9 = 8
  7. This gives: -7/8.

The result of subtracting 1/8 and 9/9 is : -7/8 (or -0.875 in its decimal form)