Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/18 and 28/54

1st number: 1 12/18, 2nd number: 28/54

30/18 + 28/54 is 59/27.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 54 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 18 × 3 = 54,
    30/18 = 30 × 3/18 × 3 = 90/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    28/54 = 28 × 1/54 × 1 = 28/54
  4. Add the two like fractions:
    90/54 + 28/54 = 90 + 28/54 = 118/54
  5. 118/54 simplified gives 59/27
  6. So, 30/18 + 28/54 = 59/27
    In mixed form: 25/27

MathStep (Works offline)

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

Related:

© everydaycalculation.com