Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 2/10 and 21/98

2/10 + 21/98 is 29/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 98 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 10 × 49 = 490,
    2/10 = 2 × 49/10 × 49 = 98/490
  3. Likewise, for the 2nd fraction, since 98 × 5 = 490,
    21/98 = 21 × 5/98 × 5 = 105/490
  4. Add the two like fractions:
    98/490 + 105/490 = 98 + 105/490 = 203/490
  5. 203/490 simplified gives 29/70
  6. So, 2/10 + 21/98 = 29/70

MathStep (Works offline)

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

Related:

© everydaycalculation.com