Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 6/21 and 1/12

6/21 + 1/12 is 31/84.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 21 × 4 = 84,
    6/21 = 6 × 4/21 × 4 = 24/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    1/12 = 1 × 7/12 × 7 = 7/84
  4. Add the two like fractions:
    24/84 + 7/84 = 24 + 7/84 = 31/84
  5. So, 6/21 + 1/12 = 31/84

MathStep (Works offline)

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

Related:

© everydaycalculation.com