Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 3/8 from 3/28

3/28 - 3/8 is -15/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 8 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 28 × 2 = 56,
    3/28 = 3 × 2/28 × 2 = 6/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    3/8 = 3 × 7/8 × 7 = 21/56
  4. Subtract the two like fractions:
    6/56 - 21/56 = 6 - 21/56 = -15/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com