Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 30/56 from 5/20

5/20 - 30/56 is -2/7.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 20 × 14 = 280,
    5/20 = 5 × 14/20 × 14 = 70/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    30/56 = 30 × 5/56 × 5 = 150/280
  4. Subtract the two like fractions:
    70/280 - 150/280 = 70 - 150/280 = -80/280
  5. After reducing the fraction, the answer is -2/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com