Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 28/84 and 6/45

28/84 + 6/45 is 7/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 45 is 1260
  2. For the 1st fraction, since 84 × 15 = 1260,
    28/84 = 28 × 15/84 × 15 = 420/1260
  3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
    6/45 = 6 × 28/45 × 28 = 168/1260
  4. Add the two fractions:
    420/1260 + 168/1260 = 420 + 168/1260 = 588/1260
  5. After reducing the fraction, the answer is 7/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com