Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 48/54 and 21/84

48/54 + 21/84 is 41/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 84 is 756

    Next, find the equivalent fraction of both fractional numbers with denominator 756
  2. For the 1st fraction, since 54 × 14 = 756,
    48/54 = 48 × 14/54 × 14 = 672/756
  3. Likewise, for the 2nd fraction, since 84 × 9 = 756,
    21/84 = 21 × 9/84 × 9 = 189/756
  4. Add the two like fractions:
    672/756 + 189/756 = 672 + 189/756 = 861/756
  5. 861/756 simplified gives 41/36
  6. So, 48/54 + 21/84 = 41/36
    In mixed form: 15/36

MathStep (Works offline)

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

Related:

© everydaycalculation.com