Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 5/8 from 4/9

4/9 - 5/8 is -13/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 8 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 9 × 8 = 72,
    4/9 = 4 × 8/9 × 8 = 32/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    5/8 = 5 × 9/8 × 9 = 45/72
  4. Subtract the two like fractions:
    32/72 - 45/72 = 32 - 45/72 = -13/72

MathStep (Works offline)

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

Related:

© everydaycalculation.com