Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/10 and 54/98

1st number: 2 1/10, 2nd number: 54/98

21/10 + 54/98 is 1299/490.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 98 is 490
  2. For the 1st fraction, since 10 × 49 = 490,
    21/10 = 21 × 49/10 × 49 = 1029/490
  3. Likewise, for the 2nd fraction, since 98 × 5 = 490,
    54/98 = 54 × 5/98 × 5 = 270/490
  4. Add the two fractions:
    1029/490 + 270/490 = 1029 + 270/490 = 1299/490
  5. So, 21/10 + 54/98 = 1299/490
    In mixed form: 2319/490

MathStep (Works offline)

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

Related:

© everydaycalculation.com