Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/90 and 27/54

72/90 + 27/54 is 13/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 54 is 270
  2. For the 1st fraction, since 90 × 3 = 270,
    72/90 = 72 × 3/90 × 3 = 216/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    27/54 = 27 × 5/54 × 5 = 135/270
  4. Add the two fractions:
    216/270 + 135/270 = 216 + 135/270 = 351/270
  5. After reducing the fraction, the answer is 13/10
  6. In mixed form: 13/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com