Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 81/54 and 6/7

1st number: 1 27/54, 2nd number: 6/7

81/54 + 6/7 is 33/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 7 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    81/54 = 81 × 7/54 × 7 = 567/378
  3. Likewise, for the 2nd fraction, since 7 × 54 = 378,
    6/7 = 6 × 54/7 × 54 = 324/378
  4. Add the two like fractions:
    567/378 + 324/378 = 567 + 324/378 = 891/378
  5. 891/378 simplified gives 33/14
  6. So, 81/54 + 6/7 = 33/14
    In mixed form: 25/14

MathStep (Works offline)

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

Related:

© everydaycalculation.com