Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/25 and 12/18

20/25 + 12/18 is 22/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 18 is 450
  2. For the 1st fraction, since 25 × 18 = 450,
    20/25 = 20 × 18/25 × 18 = 360/450
  3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
    12/18 = 12 × 25/18 × 25 = 300/450
  4. Add the two fractions:
    360/450 + 300/450 = 360 + 300/450 = 660/450
  5. 660/450 simplified gives 22/15
  6. So, 20/25 + 12/18 = 22/15
    In mixed form: 17/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com