Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 49/21 and 4/9

1st number: 2 7/21, 2nd number: 4/9

49/21 + 4/9 is 25/9.

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,
    49/21 = 49 × 3/21 × 3 = 147/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    4/9 = 4 × 7/9 × 7 = 28/63
  4. Add the two fractions:
    147/63 + 28/63 = 147 + 28/63 = 175/63
  5. 175/63 simplified gives 25/9
  6. So, 49/21 + 4/9 = 25/9
    In mixed form: 27/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com