Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/15 and 20/98

1st number: 1 13/15, 2nd number: 20/98

28/15 + 20/98 is 1522/735.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 98 is 1470

    Next, find the equivalent fraction of both fractional numbers with denominator 1470
  2. For the 1st fraction, since 15 × 98 = 1470,
    28/15 = 28 × 98/15 × 98 = 2744/1470
  3. Likewise, for the 2nd fraction, since 98 × 15 = 1470,
    20/98 = 20 × 15/98 × 15 = 300/1470
  4. Add the two like fractions:
    2744/1470 + 300/1470 = 2744 + 300/1470 = 3044/1470
  5. 3044/1470 simplified gives 1522/735
  6. So, 28/15 + 20/98 = 1522/735
    In mixed form: 252/735

MathStep (Works offline)

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

Related:

© everydaycalculation.com