Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 15/98 and 21/36

15/98 + 21/36 is 433/588.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 36 is 1764

    Next, find the equivalent fraction of both fractional numbers with denominator 1764
  2. For the 1st fraction, since 98 × 18 = 1764,
    15/98 = 15 × 18/98 × 18 = 270/1764
  3. Likewise, for the 2nd fraction, since 36 × 49 = 1764,
    21/36 = 21 × 49/36 × 49 = 1029/1764
  4. Add the two like fractions:
    270/1764 + 1029/1764 = 270 + 1029/1764 = 1299/1764
  5. 1299/1764 simplified gives 433/588
  6. So, 15/98 + 21/36 = 433/588

MathStep (Works offline)

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

Related:

© everydaycalculation.com