What is 2/5 minus 7/10?

Looking for the result of 2/5 - 7/10? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 2/5 by 7/10?

2 5 − 7 10 = (2 × 10) − (7 × 5) 5 × 10 = -15 50 = -3 10
  1. Multiply the numerator of the first term, with the denominator of the second term: 2 × 10 = 20
  2. Multiply the numerator of the second term, with the denominator of the first term: 7 × 5 = 35
  3. Subtract both of these results together to form the new numerator: 20 − 35 = -15
  4. Multiply both denominators together to form the new denominator: 5 × 10 = 50
  5. Combine the results to get the new fraction: -15/50
  6. Simplify the fraction (-15/50) by dividing both the numerator and the denominator by their GCD (5):
    • -15/5 = -3
    • 50/5 = 10
  7. This gives: -3/10.

The result of subtracting 2/5 and 7/10 is : -3/10 (or -0.3 in its decimal form)