Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 54/15 and 30/27

1st number: 3 9/15, 2nd number: 1 3/27

54/15 + 30/27 is 212/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 27 is 135

    Next, find the equivalent fraction of both fractional numbers with denominator 135
  2. For the 1st fraction, since 15 × 9 = 135,
    54/15 = 54 × 9/15 × 9 = 486/135
  3. Likewise, for the 2nd fraction, since 27 × 5 = 135,
    30/27 = 30 × 5/27 × 5 = 150/135
  4. Add the two like fractions:
    486/135 + 150/135 = 486 + 150/135 = 636/135
  5. 636/135 simplified gives 212/45
  6. So, 54/15 + 30/27 = 212/45
    In mixed form: 432/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com