What is 1/8 minus 4/9?

Looking for the result of 1/8 - 4/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 1/8 by 4/9?

1 8 − 4 9 = (1 × 9) − (4 × 8) 8 × 9 = -23 72
  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: 4 × 8 = 32
  3. Subtract both of these results together to form the new numerator: 9 − 32 = -23
  4. Multiply both denominators together to form the new denominator: 8 × 9 = 72
  5. Combine the results to get the new fraction: -23/72

The result of subtracting 1/8 and 4/9 is : -23/72 (or -0.31944444444444 in its decimal form)