Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 40/12 and 9/30

1st number: 3 4/12, 2nd number: 9/30

40/12 + 9/30 is 109/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 30 is 60
  2. For the 1st fraction, since 12 × 5 = 60,
    40/12 = 40 × 5/12 × 5 = 200/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    9/30 = 9 × 2/30 × 2 = 18/60
  4. Add the two fractions:
    200/60 + 18/60 = 200 + 18/60 = 218/60
  5. After reducing the fraction, the answer is 109/30
  6. In mixed form: 319/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com