Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 7/20 from 5/56

5/56 - 7/20 is -73/280.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 20 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 56 × 5 = 280,
    5/56 = 5 × 5/56 × 5 = 25/280
  3. Likewise, for the 2nd fraction, since 20 × 14 = 280,
    7/20 = 7 × 14/20 × 14 = 98/280
  4. Subtract the two like fractions:
    25/280 - 98/280 = 25 - 98/280 = -73/280

MathStep (Works offline)

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

Related:

© everydaycalculation.com