Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/8 and 27/28

1st number: 2 2/8, 2nd number: 27/28

18/8 + 27/28 is 45/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 28 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 8 × 7 = 56,
    18/8 = 18 × 7/8 × 7 = 126/56
  3. Likewise, for the 2nd fraction, since 28 × 2 = 56,
    27/28 = 27 × 2/28 × 2 = 54/56
  4. Add the two like fractions:
    126/56 + 54/56 = 126 + 54/56 = 180/56
  5. 180/56 simplified gives 45/14
  6. So, 18/8 + 27/28 = 45/14
    In mixed form: 33/14

MathStep (Works offline)

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

Related:

© everydaycalculation.com