Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/98 and 80/90

30/98 + 80/90 is 527/441.

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,
    30/98 = 30 × 45/98 × 45 = 1350/4410
  3. Likewise, for the 2nd fraction, since 90 × 49 = 4410,
    80/90 = 80 × 49/90 × 49 = 3920/4410
  4. Add the two like fractions:
    1350/4410 + 3920/4410 = 1350 + 3920/4410 = 5270/4410
  5. 5270/4410 simplified gives 527/441
  6. So, 30/98 + 80/90 = 527/441
    In mixed form: 186/441

MathStep (Works offline)

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

Related:

© everydaycalculation.com