Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 18/42 and 2/12

18/42 + 2/12 is 25/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 12 is 84
  2. For the 1st fraction, since 42 × 2 = 84,
    18/42 = 18 × 2/42 × 2 = 36/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    2/12 = 2 × 7/12 × 7 = 14/84
  4. Add the two fractions:
    36/84 + 14/84 = 36 + 14/84 = 50/84
  5. After reducing the fraction, the answer is 25/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com