Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/80 and 15/27

20/80 + 15/27 is 29/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 27 is 2160

    Next, find the equivalent fraction of both fractional numbers with denominator 2160
  2. For the 1st fraction, since 80 × 27 = 2160,
    20/80 = 20 × 27/80 × 27 = 540/2160
  3. Likewise, for the 2nd fraction, since 27 × 80 = 2160,
    15/27 = 15 × 80/27 × 80 = 1200/2160
  4. Add the two like fractions:
    540/2160 + 1200/2160 = 540 + 1200/2160 = 1740/2160
  5. 1740/2160 simplified gives 29/36
  6. So, 20/80 + 15/27 = 29/36

MathStep (Works offline)

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

Related:

© everydaycalculation.com