What is 1/4 minus 3/10?

Looking for the result of 1/4 - 3/10? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 1/4 by 3/10?

1 4 − 3 10 = (1 × 10) − (3 × 4) 4 × 10 = -2 40 = -1 20
  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: 3 × 4 = 12
  3. Subtract both of these results together to form the new numerator: 10 − 12 = -2
  4. Multiply both denominators together to form the new denominator: 4 × 10 = 40
  5. Combine the results to get the new fraction: -2/40
  6. Simplify the fraction (-2/40) by dividing both the numerator and the denominator by their GCD (2):
    • -2/2 = -1
    • 40/2 = 20
  7. This gives: -1/20.

The result of subtracting 1/4 and 3/10 is : -1/20 (or -0.05 in its decimal form)