Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 1/30 and 18/9

1st number: 1/30, 2nd number: 2 0/9

1/30 + 18/9 is 61/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 9 is 90
  2. For the 1st fraction, since 30 × 3 = 90,
    1/30 = 1 × 3/30 × 3 = 3/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    18/9 = 18 × 10/9 × 10 = 180/90
  4. Add the two fractions:
    3/90 + 180/90 = 3 + 180/90 = 183/90
  5. After reducing the fraction, the answer is 61/30
  6. In mixed form: 21/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com