What is 9/10 minus 7/4?

Looking for the result of 9/10 - 7/4? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 9/10 by 7/4?

9 10 − 7 4 = (9 × 4) − (7 × 10) 10 × 4 = -34 40 = -17 20
  1. Multiply the numerator of the first term, with the denominator of the second term: 9 × 4 = 36
  2. Multiply the numerator of the second term, with the denominator of the first term: 7 × 10 = 70
  3. Subtract both of these results together to form the new numerator: 36 − 70 = -34
  4. Multiply both denominators together to form the new denominator: 10 × 4 = 40
  5. Combine the results to get the new fraction: -34/40
  6. Simplify the fraction (-34/40) by dividing both the numerator and the denominator by their GCD (2):
    • -34/2 = -17
    • 40/2 = 20
  7. This gives: -17/20.

The result of subtracting 9/10 and 7/4 is : -17/20 (or -0.85 in its decimal form)