Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 12/80 and 5/9

12/80 + 5/9 is 127/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 9 is 720
  2. For the 1st fraction, since 80 × 9 = 720,
    12/80 = 12 × 9/80 × 9 = 108/720
  3. Likewise, for the 2nd fraction, since 9 × 80 = 720,
    5/9 = 5 × 80/9 × 80 = 400/720
  4. Add the two fractions:
    108/720 + 400/720 = 108 + 400/720 = 508/720
  5. After reducing the fraction, the answer is 127/180

MathStep (Works offline)

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

Related:

© everydaycalculation.com