Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 27/36 and 28/70

27/36 + 28/70 is 23/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 70 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 36 × 35 = 1260,
    27/36 = 27 × 35/36 × 35 = 945/1260
  3. Likewise, for the 2nd fraction, since 70 × 18 = 1260,
    28/70 = 28 × 18/70 × 18 = 504/1260
  4. Add the two like fractions:
    945/1260 + 504/1260 = 945 + 504/1260 = 1449/1260
  5. 1449/1260 simplified gives 23/20
  6. So, 27/36 + 28/70 = 23/20
    In mixed form: 13/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com