Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 60/18 and 80/15

1st number: 3 6/18, 2nd number: 5 5/15

60/18 + 80/15 is 26/3.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    60/18 = 60 × 5/18 × 5 = 300/90
  3. Likewise, for the 2nd fraction, since 15 × 6 = 90,
    80/15 = 80 × 6/15 × 6 = 480/90
  4. Add the two like fractions:
    300/90 + 480/90 = 300 + 480/90 = 780/90
  5. 780/90 simplified gives 26/3
  6. So, 60/18 + 80/15 = 26/3
    In mixed form: 82/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com