Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 27/4 and 20/28

1st number: 6 3/4, 2nd number: 20/28

27/4 + 20/28 is 209/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 28 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 4 × 7 = 28,
    27/4 = 27 × 7/4 × 7 = 189/28
  3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
    20/28 = 20 × 1/28 × 1 = 20/28
  4. Add the two like fractions:
    189/28 + 20/28 = 189 + 20/28 = 209/28
  5. So, 27/4 + 20/28 = 209/28
    In mixed form: 713/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com