Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 21/20 and 98/10

1st number: 1 1/20, 2nd number: 9 8/10

21/20 + 98/10 is 217/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 10 is 20
  2. For the 1st fraction, since 20 × 1 = 20,
    21/20 = 21 × 1/20 × 1 = 21/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    98/10 = 98 × 2/10 × 2 = 196/20
  4. Add the two fractions:
    21/20 + 196/20 = 21 + 196/20 = 217/20
  5. In mixed form: 1017/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com