Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/15 and 72/5

1st number: 12/15, 2nd number: 14 2/5

12/15 + 72/5 is 76/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 5 is 15

    Next, find the equivalent fraction of both fractional numbers with denominator 15
  2. For the 1st fraction, since 15 × 1 = 15,
    12/15 = 12 × 1/15 × 1 = 12/15
  3. Likewise, for the 2nd fraction, since 5 × 3 = 15,
    72/5 = 72 × 3/5 × 3 = 216/15
  4. Add the two like fractions:
    12/15 + 216/15 = 12 + 216/15 = 228/15
  5. 228/15 simplified gives 76/5
  6. So, 12/15 + 72/5 = 76/5
    In mixed form: 151/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com