Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 81/14 and 10/15

1st number: 5 11/14, 2nd number: 10/15

81/14 + 10/15 is 271/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 15 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 14 × 15 = 210,
    81/14 = 81 × 15/14 × 15 = 1215/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    10/15 = 10 × 14/15 × 14 = 140/210
  4. Add the two like fractions:
    1215/210 + 140/210 = 1215 + 140/210 = 1355/210
  5. 1355/210 simplified gives 271/42
  6. So, 81/14 + 10/15 = 271/42
    In mixed form: 619/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com