Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 6/84 and 5/81

6/84 + 5/81 is 151/1134.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 81 is 2268
  2. For the 1st fraction, since 84 × 27 = 2268,
    6/84 = 6 × 27/84 × 27 = 162/2268
  3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
    5/81 = 5 × 28/81 × 28 = 140/2268
  4. Add the two fractions:
    162/2268 + 140/2268 = 162 + 140/2268 = 302/2268
  5. 302/2268 simplified gives 151/1134
  6. So, 6/84 + 5/81 = 151/1134

MathStep (Works offline)

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

Related:

© everydaycalculation.com