Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/30 and 20/36

12/30 + 20/36 is 43/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 30 × 6 = 180,
    12/30 = 12 × 6/30 × 6 = 72/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    20/36 = 20 × 5/36 × 5 = 100/180
  4. Add the two like fractions:
    72/180 + 100/180 = 72 + 100/180 = 172/180
  5. 172/180 simplified gives 43/45
  6. So, 12/30 + 20/36 = 43/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com