Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 27/98 and 12/90

27/98 + 12/90 is 601/1470.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 90 is 4410

    Next, find the equivalent fraction of both fractional numbers with denominator 4410
  2. For the 1st fraction, since 98 × 45 = 4410,
    27/98 = 27 × 45/98 × 45 = 1215/4410
  3. Likewise, for the 2nd fraction, since 90 × 49 = 4410,
    12/90 = 12 × 49/90 × 49 = 588/4410
  4. Add the two like fractions:
    1215/4410 + 588/4410 = 1215 + 588/4410 = 1803/4410
  5. 1803/4410 simplified gives 601/1470
  6. So, 27/98 + 12/90 = 601/1470

MathStep (Works offline)

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

Related:

© everydaycalculation.com