Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/18 and 5/40

12/18 + 5/40 is 19/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 40 is 360
  2. For the 1st fraction, since 18 × 20 = 360,
    12/18 = 12 × 20/18 × 20 = 240/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    5/40 = 5 × 9/40 × 9 = 45/360
  4. Add the two fractions:
    240/360 + 45/360 = 240 + 45/360 = 285/360
  5. 285/360 simplified gives 19/24
  6. So, 12/18 + 5/40 = 19/24

MathStep (Works offline)

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

Related:

© everydaycalculation.com