Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 27/28 and 6/72

27/28 + 6/72 is 22/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 28 × 18 = 504,
    27/28 = 27 × 18/28 × 18 = 486/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    6/72 = 6 × 7/72 × 7 = 42/504
  4. Add the two like fractions:
    486/504 + 42/504 = 486 + 42/504 = 528/504
  5. 528/504 simplified gives 22/21
  6. So, 27/28 + 6/72 = 22/21
    In mixed form: 11/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com