Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/30 and 3/20

28/30 + 3/20 is 13/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 20 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 30 × 2 = 60,
    28/30 = 28 × 2/30 × 2 = 56/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    3/20 = 3 × 3/20 × 3 = 9/60
  4. Add the two like fractions:
    56/60 + 9/60 = 56 + 9/60 = 65/60
  5. 65/60 simplified gives 13/12
  6. So, 28/30 + 3/20 = 13/12
    In mixed form: 11/12

MathStep (Works offline)

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

Related:

© everydaycalculation.com