Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 12/10 and 12/18

1st number: 1 2/10, 2nd number: 12/18

12/10 + 12/18 is 28/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 18 is 90
  2. For the 1st fraction, since 10 × 9 = 90,
    12/10 = 12 × 9/10 × 9 = 108/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    12/18 = 12 × 5/18 × 5 = 60/90
  4. Add the two fractions:
    108/90 + 60/90 = 108 + 60/90 = 168/90
  5. After reducing the fraction, the answer is 28/15
  6. In mixed form: 113/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com