Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 27/4 and 70/15

1st number: 6 3/4, 2nd number: 4 10/15

27/4 + 70/15 is 137/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 15 is 60
  2. For the 1st fraction, since 4 × 15 = 60,
    27/4 = 27 × 15/4 × 15 = 405/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    70/15 = 70 × 4/15 × 4 = 280/60
  4. Add the two fractions:
    405/60 + 280/60 = 405 + 280/60 = 685/60
  5. 685/60 simplified gives 137/12
  6. So, 27/4 + 70/15 = 137/12
    In mixed form: 115/12

MathStep (Works offline)

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

Related:

© everydaycalculation.com