Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 63/45 and 36/54

1st number: 1 18/45, 2nd number: 36/54

63/45 + 36/54 is 31/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 54 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 45 × 6 = 270,
    63/45 = 63 × 6/45 × 6 = 378/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    36/54 = 36 × 5/54 × 5 = 180/270
  4. Add the two like fractions:
    378/270 + 180/270 = 378 + 180/270 = 558/270
  5. 558/270 simplified gives 31/15
  6. So, 63/45 + 36/54 = 31/15
    In mixed form: 21/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com