Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 3/2 and 21/98

1st number: 1 1/2, 2nd number: 21/98

3/2 + 21/98 is 12/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 98 is 98

    Next, find the equivalent fraction of both fractional numbers with denominator 98
  2. For the 1st fraction, since 2 × 49 = 98,
    3/2 = 3 × 49/2 × 49 = 147/98
  3. Likewise, for the 2nd fraction, since 98 × 1 = 98,
    21/98 = 21 × 1/98 × 1 = 21/98
  4. Add the two like fractions:
    147/98 + 21/98 = 147 + 21/98 = 168/98
  5. 168/98 simplified gives 12/7
  6. So, 3/2 + 21/98 = 12/7
    In mixed form: 15/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com