Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 63/21 and 2/9

1st number: 3 0/21, 2nd number: 2/9

63/21 + 2/9 is 29/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 9 is 63
  2. For the 1st fraction, since 21 × 3 = 63,
    63/21 = 63 × 3/21 × 3 = 189/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    2/9 = 2 × 7/9 × 7 = 14/63
  4. Add the two fractions:
    189/63 + 14/63 = 189 + 14/63 = 203/63
  5. 203/63 simplified gives 29/9
  6. So, 63/21 + 2/9 = 29/9
    In mixed form: 32/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com