Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 49/12 and 36/21

1st number: 4 1/12, 2nd number: 1 15/21

49/12 + 36/21 is 487/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 21 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 12 × 7 = 84,
    49/12 = 49 × 7/12 × 7 = 343/84
  3. Likewise, for the 2nd fraction, since 21 × 4 = 84,
    36/21 = 36 × 4/21 × 4 = 144/84
  4. Add the two like fractions:
    343/84 + 144/84 = 343 + 144/84 = 487/84
  5. So, 49/12 + 36/21 = 487/84
    In mixed form: 567/84

MathStep (Works offline)

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

Related:

© everydaycalculation.com