Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 54/56 and 27/70

54/56 + 27/70 is 27/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 70 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 70 × 4 = 280,
    27/70 = 27 × 4/70 × 4 = 108/280
  4. Add the two like fractions:
    270/280 + 108/280 = 270 + 108/280 = 378/280
  5. 378/280 simplified gives 27/20
  6. So, 54/56 + 27/70 = 27/20
    In mixed form: 17/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com