Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 15/75 and 27/90

15/75 + 27/90 is 1/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 90 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 75 × 6 = 450,
    15/75 = 15 × 6/75 × 6 = 90/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    27/90 = 27 × 5/90 × 5 = 135/450
  4. Add the two like fractions:
    90/450 + 135/450 = 90 + 135/450 = 225/450
  5. 225/450 simplified gives 1/2
  6. So, 15/75 + 27/90 = 1/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com