Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 30/12 and 10/90

1st number: 2 6/12, 2nd number: 10/90

30/12 + 10/90 is 47/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 90 is 180
  2. For the 1st fraction, since 12 × 15 = 180,
    30/12 = 30 × 15/12 × 15 = 450/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    10/90 = 10 × 2/90 × 2 = 20/180
  4. Add the two fractions:
    450/180 + 20/180 = 450 + 20/180 = 470/180
  5. After reducing the fraction, the answer is 47/18
  6. In mixed form: 211/18

MathStep (Works offline)

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

Related:

© everydaycalculation.com