Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 45/60 and 15/90

45/60 + 15/90 is 11/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 90 is 180
  2. For the 1st fraction, since 60 × 3 = 180,
    45/60 = 45 × 3/60 × 3 = 135/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    15/90 = 15 × 2/90 × 2 = 30/180
  4. Add the two fractions:
    135/180 + 30/180 = 135 + 30/180 = 165/180
  5. After reducing the fraction, the answer is 11/12

MathStep (Works offline)

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

Related:

© everydaycalculation.com