Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 3/12 and 8/45

3/12 + 8/45 is 77/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 45 is 180
  2. For the 1st fraction, since 12 × 15 = 180,
    3/12 = 3 × 15/12 × 15 = 45/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    8/45 = 8 × 4/45 × 4 = 32/180
  4. Add the two fractions:
    45/180 + 32/180 = 45 + 32/180 = 77/180
  5. So, 3/12 + 8/45 = 77/180

MathStep (Works offline)

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

Related:

© everydaycalculation.com