Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/80 and 45/27

1st number: 28/80, 2nd number: 1 18/27

28/80 + 45/27 is 121/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 27 is 2160

    Next, find the equivalent fraction of both fractional numbers with denominator 2160
  2. For the 1st fraction, since 80 × 27 = 2160,
    28/80 = 28 × 27/80 × 27 = 756/2160
  3. Likewise, for the 2nd fraction, since 27 × 80 = 2160,
    45/27 = 45 × 80/27 × 80 = 3600/2160
  4. Add the two like fractions:
    756/2160 + 3600/2160 = 756 + 3600/2160 = 4356/2160
  5. 4356/2160 simplified gives 121/60
  6. So, 28/80 + 45/27 = 121/60
    In mixed form: 21/60

MathStep (Works offline)

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

Related:

© everydaycalculation.com