Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 5/7 from 1/3

1/3 - 5/7 is -8/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 7 is 21
  2. For the 1st fraction, since 3 × 7 = 21,
    1/3 = 1 × 7/3 × 7 = 7/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    5/7 = 5 × 3/7 × 3 = 15/21
  4. Subtract the two fractions:
    7/21 - 15/21 = 7 - 15/21 = -8/21

Related:

© everydaycalculation.com