Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 48/72 and 2/21

48/72 + 2/21 is 16/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 21 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    48/72 = 48 × 7/72 × 7 = 336/504
  3. Likewise, for the 2nd fraction, since 21 × 24 = 504,
    2/21 = 2 × 24/21 × 24 = 48/504
  4. Add the two like fractions:
    336/504 + 48/504 = 336 + 48/504 = 384/504
  5. 384/504 simplified gives 16/21
  6. So, 48/72 + 2/21 = 16/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com