Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 81/54 and 32/30

1st number: 1 27/54, 2nd number: 1 2/30

81/54 + 32/30 is 77/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 30 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 54 × 5 = 270,
    81/54 = 81 × 5/54 × 5 = 405/270
  3. Likewise, for the 2nd fraction, since 30 × 9 = 270,
    32/30 = 32 × 9/30 × 9 = 288/270
  4. Add the two like fractions:
    405/270 + 288/270 = 405 + 288/270 = 693/270
  5. 693/270 simplified gives 77/30
  6. So, 81/54 + 32/30 = 77/30
    In mixed form: 217/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com