Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 5/12 and 63/81

5/12 + 63/81 is 43/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 81 is 324

    Next, find the equivalent fraction of both fractional numbers with denominator 324
  2. For the 1st fraction, since 12 × 27 = 324,
    5/12 = 5 × 27/12 × 27 = 135/324
  3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
    63/81 = 63 × 4/81 × 4 = 252/324
  4. Add the two like fractions:
    135/324 + 252/324 = 135 + 252/324 = 387/324
  5. 387/324 simplified gives 43/36
  6. So, 5/12 + 63/81 = 43/36
    In mixed form: 17/36

MathStep (Works offline)

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

Related:

© everydaycalculation.com