Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 3/4 from 18/28

18/28 - 3/4 is -3/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 4 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 28 × 1 = 28,
    18/28 = 18 × 1/28 × 1 = 18/28
  3. Likewise, for the 2nd fraction, since 4 × 7 = 28,
    3/4 = 3 × 7/4 × 7 = 21/28
  4. Subtract the two like fractions:
    18/28 - 21/28 = 18 - 21/28 = -3/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com