Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 27/12 and 18/63

1st number: 2 3/12, 2nd number: 18/63

27/12 + 18/63 is 71/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 63 is 252
  2. For the 1st fraction, since 12 × 21 = 252,
    27/12 = 27 × 21/12 × 21 = 567/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    18/63 = 18 × 4/63 × 4 = 72/252
  4. Add the two fractions:
    567/252 + 72/252 = 567 + 72/252 = 639/252
  5. After reducing the fraction, the answer is 71/28
  6. In mixed form: 215/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com