Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/21 and 21/98

10/21 + 21/98 is 29/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 98 is 294
  2. For the 1st fraction, since 21 × 14 = 294,
    10/21 = 10 × 14/21 × 14 = 140/294
  3. Likewise, for the 2nd fraction, since 98 × 3 = 294,
    21/98 = 21 × 3/98 × 3 = 63/294
  4. Add the two fractions:
    140/294 + 63/294 = 140 + 63/294 = 203/294
  5. After reducing the fraction, the answer is 29/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com