Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/54 and 6/90

28/54 + 6/90 is 79/135.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 90 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 54 × 5 = 270,
    28/54 = 28 × 5/54 × 5 = 140/270
  3. Likewise, for the 2nd fraction, since 90 × 3 = 270,
    6/90 = 6 × 3/90 × 3 = 18/270
  4. Add the two like fractions:
    140/270 + 18/270 = 140 + 18/270 = 158/270
  5. 158/270 simplified gives 79/135
  6. So, 28/54 + 6/90 = 79/135

MathStep (Works offline)

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

Related:

© everydaycalculation.com