Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/98 and 4/21

28/98 + 4/21 is 10/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 21 is 294

    Next, find the equivalent fraction of both fractional numbers with denominator 294
  2. For the 1st fraction, since 98 × 3 = 294,
    28/98 = 28 × 3/98 × 3 = 84/294
  3. Likewise, for the 2nd fraction, since 21 × 14 = 294,
    4/21 = 4 × 14/21 × 14 = 56/294
  4. Add the two like fractions:
    84/294 + 56/294 = 84 + 56/294 = 140/294
  5. 140/294 simplified gives 10/21
  6. So, 28/98 + 4/21 = 10/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com