Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 8/12 and 45/18

1st number: 8/12, 2nd number: 2 9/18

8/12 + 45/18 is 19/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 12 × 3 = 36,
    8/12 = 8 × 3/12 × 3 = 24/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    45/18 = 45 × 2/18 × 2 = 90/36
  4. Add the two like fractions:
    24/36 + 90/36 = 24 + 90/36 = 114/36
  5. 114/36 simplified gives 19/6
  6. So, 8/12 + 45/18 = 19/6
    In mixed form: 31/6

MathStep (Works offline)

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

Related:

© everydaycalculation.com