What is 7/10 minus 9/4?

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

How to subtract 7/10 by 9/4?

7 10 − 9 4 = (7 × 4) − (9 × 10) 10 × 4 = -62 40 = -31 20
  1. Multiply the numerator of the first term, with the denominator of the second term: 7 × 4 = 28
  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: 28 − 90 = -62
  4. Multiply both denominators together to form the new denominator: 10 × 4 = 40
  5. Combine the results to get the new fraction: -62/40
  6. Simplify the fraction (-62/40) by dividing both the numerator and the denominator by their GCD (2):
    • -62/2 = -31
    • 40/2 = 20
  7. This gives: -31/20.

The result of subtracting 7/10 and 9/4 is : -31/20 (or -1.55 in its decimal form)