What is 2/10 minus 5/4?

Looking for the result of 2/10 - 5/4? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 2/10 by 5/4?

2 10 − 5 4 = (2 × 4) − (5 × 10) 10 × 4 = -42 40 = -21 20
  1. Multiply the numerator of the first term, with the denominator of the second term: 2 × 4 = 8
  2. Multiply the numerator of the second term, with the denominator of the first term: 5 × 10 = 50
  3. Subtract both of these results together to form the new numerator: 8 − 50 = -42
  4. Multiply both denominators together to form the new denominator: 10 × 4 = 40
  5. Combine the results to get the new fraction: -42/40
  6. Simplify the fraction (-42/40) by dividing both the numerator and the denominator by their GCD (2):
    • -42/2 = -21
    • 40/2 = 20
  7. This gives: -21/20.

The result of subtracting 2/10 and 5/4 is : -21/20 (or -1.05 in its decimal form)