Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 27/15 and 20/16

1st number: 1 12/15, 2nd number: 1 4/16

27/15 + 20/16 is 61/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 16 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    27/15 = 27 × 16/15 × 16 = 432/240
  3. Likewise, for the 2nd fraction, since 16 × 15 = 240,
    20/16 = 20 × 15/16 × 15 = 300/240
  4. Add the two like fractions:
    432/240 + 300/240 = 432 + 300/240 = 732/240
  5. 732/240 simplified gives 61/20
  6. So, 27/15 + 20/16 = 61/20
    In mixed form: 31/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com