Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 54/56 and 6/20

54/56 + 6/20 is 177/140.

Steps for adding 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,
    54/56 = 54 × 5/56 × 5 = 270/280
  3. Likewise, for the 2nd fraction, since 20 × 14 = 280,
    6/20 = 6 × 14/20 × 14 = 84/280
  4. Add the two like fractions:
    270/280 + 84/280 = 270 + 84/280 = 354/280
  5. 354/280 simplified gives 177/140
  6. So, 54/56 + 6/20 = 177/140
    In mixed form: 137/140

MathStep (Works offline)

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

Related:

© everydaycalculation.com