Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/40 and 27/30

12/40 + 27/30 is 6/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 30 is 120
  2. For the 1st fraction, since 40 × 3 = 120,
    12/40 = 12 × 3/40 × 3 = 36/120
  3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
    27/30 = 27 × 4/30 × 4 = 108/120
  4. Add the two fractions:
    36/120 + 108/120 = 36 + 108/120 = 144/120
  5. 144/120 simplified gives 6/5
  6. So, 12/40 + 27/30 = 6/5
    In mixed form: 11/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com