Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 27/72 and 10/20

27/72 + 10/20 is 7/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 20 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    27/72 = 27 × 5/72 × 5 = 135/360
  3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
    10/20 = 10 × 18/20 × 18 = 180/360
  4. Add the two like fractions:
    135/360 + 180/360 = 135 + 180/360 = 315/360
  5. 315/360 simplified gives 7/8
  6. So, 27/72 + 10/20 = 7/8

MathStep (Works offline)

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

Related:

© everydaycalculation.com