Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 9/7 from 5/10

1st number: 5/10, 2nd number: 1 2/7

5/10 - 9/7 is -11/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 7 is 70
  2. For the 1st fraction, since 10 × 7 = 70,
    5/10 = 5 × 7/10 × 7 = 35/70
  3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
    9/7 = 9 × 10/7 × 10 = 90/70
  4. Subtract the two fractions:
    35/70 - 90/70 = 35 - 90/70 = -55/70
  5. After reducing the fraction, the answer is -11/14

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com