Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/60 and 84/90

30/60 + 84/90 is 43/30.

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,
    30/60 = 30 × 3/60 × 3 = 90/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    84/90 = 84 × 2/90 × 2 = 168/180
  4. Add the two fractions:
    90/180 + 168/180 = 90 + 168/180 = 258/180
  5. 258/180 simplified gives 43/30
  6. So, 30/60 + 84/90 = 43/30
    In mixed form: 113/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com