Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/54 and 84/30

1st number: 18/54, 2nd number: 2 24/30

18/54 + 84/30 is 47/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 30 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 54 × 5 = 270,
    18/54 = 18 × 5/54 × 5 = 90/270
  3. Likewise, for the 2nd fraction, since 30 × 9 = 270,
    84/30 = 84 × 9/30 × 9 = 756/270
  4. Add the two like fractions:
    90/270 + 756/270 = 90 + 756/270 = 846/270
  5. 846/270 simplified gives 47/15
  6. So, 18/54 + 84/30 = 47/15
    In mixed form: 32/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com