What is 1/10 minus 9/10?

Looking for the result of 1/10 - 9/10? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 1/10 by 9/10?

1 10 − 9 10 = (1 × 10) − (9 × 10) 10 × 10 = -80 100 = -4 5
  1. Multiply the numerator of the first term, with the denominator of the second term: 1 × 10 = 10
  2. Multiply the numerator of the second term, with the denominator of the first term: 9 × 10 = 90
  3. Subtract both of these results together to form the new numerator: 10 − 90 = -80
  4. Multiply both denominators together to form the new denominator: 10 × 10 = 100
  5. Combine the results to get the new fraction: -80/100
  6. Simplify the fraction (-80/100) by dividing both the numerator and the denominator by their GCD (20):
    • -80/20 = -4
    • 100/20 = 5
  7. This gives: -4/5.

The result of subtracting 1/10 and 9/10 is : -4/5 (or -0.8 in its decimal form)