Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 14/7 from 7/20

1st number: 7/20, 2nd number: 2 0/7

7/20 - 14/7 is -33/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 7 is 140
  2. For the 1st fraction, since 20 × 7 = 140,
    7/20 = 7 × 7/20 × 7 = 49/140
  3. Likewise, for the 2nd fraction, since 7 × 20 = 140,
    14/7 = 14 × 20/7 × 20 = 280/140
  4. Subtract the two fractions:
    49/140 - 280/140 = 49 - 280/140 = -231/140
  5. After reducing the fraction, the answer is -33/20

Related:

Use fraction calculator with our all-in-one calculator app: Download for Android, Download for iOS

© everydaycalculation.com