Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 15/2 and 20/36

1st number: 7 1/2, 2nd number: 20/36

15/2 + 20/36 is 145/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 36 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 2 × 18 = 36,
    15/2 = 15 × 18/2 × 18 = 270/36
  3. Likewise, for the 2nd fraction, since 36 × 1 = 36,
    20/36 = 20 × 1/36 × 1 = 20/36
  4. Add the two like fractions:
    270/36 + 20/36 = 270 + 20/36 = 290/36
  5. 290/36 simplified gives 145/18
  6. So, 15/2 + 20/36 = 145/18
    In mixed form: 81/18

MathStep (Works offline)

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

Related:

© everydaycalculation.com