Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/15 and 6/18

1st number: 2 0/15, 2nd number: 6/18

30/15 + 6/18 is 7/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 15 × 6 = 90,
    30/15 = 30 × 6/15 × 6 = 180/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    6/18 = 6 × 5/18 × 5 = 30/90
  4. Add the two like fractions:
    180/90 + 30/90 = 180 + 30/90 = 210/90
  5. 210/90 simplified gives 7/3
  6. So, 30/15 + 6/18 = 7/3
    In mixed form: 21/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com