Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 81/18 and 84/36

1st number: 4 9/18, 2nd number: 2 12/36

81/18 + 84/36 is 41/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 36 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 18 × 2 = 36,
    81/18 = 81 × 2/18 × 2 = 162/36
  3. Likewise, for the 2nd fraction, since 36 × 1 = 36,
    84/36 = 84 × 1/36 × 1 = 84/36
  4. Add the two like fractions:
    162/36 + 84/36 = 162 + 84/36 = 246/36
  5. 246/36 simplified gives 41/6
  6. So, 81/18 + 84/36 = 41/6
    In mixed form: 65/6

MathStep (Works offline)

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

Related:

© everydaycalculation.com