Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 81/36 and 14/7

1st number: 2 9/36, 2nd number: 2 0/7

81/36 + 14/7 is 17/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 7 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 36 × 7 = 252,
    81/36 = 81 × 7/36 × 7 = 567/252
  3. Likewise, for the 2nd fraction, since 7 × 36 = 252,
    14/7 = 14 × 36/7 × 36 = 504/252
  4. Add the two like fractions:
    567/252 + 504/252 = 567 + 504/252 = 1071/252
  5. 1071/252 simplified gives 17/4
  6. So, 81/36 + 14/7 = 17/4
    In mixed form: 41/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com