Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 15/20 and 28/98

15/20 + 28/98 is 29/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 98 is 980
  2. For the 1st fraction, since 20 × 49 = 980,
    15/20 = 15 × 49/20 × 49 = 735/980
  3. Likewise, for the 2nd fraction, since 98 × 10 = 980,
    28/98 = 28 × 10/98 × 10 = 280/980
  4. Add the two fractions:
    735/980 + 280/980 = 735 + 280/980 = 1015/980
  5. 1015/980 simplified gives 29/28
  6. So, 15/20 + 28/98 = 29/28
    In mixed form: 11/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com