What is 2/7 minus 5/10?

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

How to subtract 2/7 by 5/10?

2 7 − 5 10 = (2 × 10) − (5 × 7) 7 × 10 = -15 70 = -3 14
  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: 5 × 7 = 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: 7 × 10 = 70
  5. Combine the results to get the new fraction: -15/70
  6. Simplify the fraction (-15/70) by dividing both the numerator and the denominator by their GCD (5):
    • -15/5 = -3
    • 70/5 = 14
  7. This gives: -3/14.

The result of subtracting 2/7 and 5/10 is : -3/14 (or -0.21428571428571 in its decimal form)