Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 21/10 and 10/30

1st number: 2 1/10, 2nd number: 10/30

21/10 + 10/30 is 73/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 30 is 30
  2. For the 1st fraction, since 10 × 3 = 30,
    21/10 = 21 × 3/10 × 3 = 63/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    10/30 = 10 × 1/30 × 1 = 10/30
  4. Add the two fractions:
    63/30 + 10/30 = 63 + 10/30 = 73/30
  5. In mixed form: 213/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com