Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 36/56 and 21/12

1st number: 36/56, 2nd number: 1 9/12

36/56 + 21/12 is 67/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 12 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 56 × 3 = 168,
    36/56 = 36 × 3/56 × 3 = 108/168
  3. Likewise, for the 2nd fraction, since 12 × 14 = 168,
    21/12 = 21 × 14/12 × 14 = 294/168
  4. Add the two like fractions:
    108/168 + 294/168 = 108 + 294/168 = 402/168
  5. 402/168 simplified gives 67/28
  6. So, 36/56 + 21/12 = 67/28
    In mixed form: 211/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com