Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 7/98 and 15/72

7/98 + 15/72 is 47/168.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 72 is 3528

    Next, find the equivalent fraction of both fractional numbers with denominator 3528
  2. For the 1st fraction, since 98 × 36 = 3528,
    7/98 = 7 × 36/98 × 36 = 252/3528
  3. Likewise, for the 2nd fraction, since 72 × 49 = 3528,
    15/72 = 15 × 49/72 × 49 = 735/3528
  4. Add the two like fractions:
    252/3528 + 735/3528 = 252 + 735/3528 = 987/3528
  5. 987/3528 simplified gives 47/168
  6. So, 7/98 + 15/72 = 47/168

MathStep (Works offline)

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

Related:

© everydaycalculation.com