Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 63/90 and 12/98

63/90 + 12/98 is 403/490.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 4410
  2. For the 1st fraction, since 90 × 49 = 4410,
    63/90 = 63 × 49/90 × 49 = 3087/4410
  3. Likewise, for the 2nd fraction, since 98 × 45 = 4410,
    12/98 = 12 × 45/98 × 45 = 540/4410
  4. Add the two like fractions:
    3087/4410 + 540/4410 = 3087 + 540/4410 = 3627/4410
  5. 3627/4410 simplified gives 403/490
  6. So, 63/90 + 12/98 = 403/490

MathStep (Works offline)

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

Related:

© everydaycalculation.com