Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/20 and 84/36

1st number: 12/20, 2nd number: 2 12/36

12/20 + 84/36 is 44/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    12/20 = 12 × 9/20 × 9 = 108/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    84/36 = 84 × 5/36 × 5 = 420/180
  4. Add the two like fractions:
    108/180 + 420/180 = 108 + 420/180 = 528/180
  5. 528/180 simplified gives 44/15
  6. So, 12/20 + 84/36 = 44/15
    In mixed form: 214/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com