Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 8/9 from 6/7

6/7 - 8/9 is -2/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 9 is 63
  2. For the 1st fraction, since 7 × 9 = 63,
    6/7 = 6 × 9/7 × 9 = 54/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    8/9 = 8 × 7/9 × 7 = 56/63
  4. Subtract the two fractions:
    54/63 - 56/63 = 54 - 56/63 = -2/63

Related:

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

© everydaycalculation.com