Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 45/30 and 18/54

1st number: 1 15/30, 2nd number: 18/54

45/30 + 18/54 is 11/6.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 30 × 9 = 270,
    45/30 = 45 × 9/30 × 9 = 405/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    18/54 = 18 × 5/54 × 5 = 90/270
  4. Add the two like fractions:
    405/270 + 90/270 = 405 + 90/270 = 495/270
  5. 495/270 simplified gives 11/6
  6. So, 45/30 + 18/54 = 11/6
    In mixed form: 15/6

MathStep (Works offline)

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

Related:

© everydaycalculation.com