Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/72 and 40/48

28/72 + 40/48 is 11/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 48 is 144

    Next, find the equivalent fraction of both fractional numbers with denominator 144
  2. For the 1st fraction, since 72 × 2 = 144,
    28/72 = 28 × 2/72 × 2 = 56/144
  3. Likewise, for the 2nd fraction, since 48 × 3 = 144,
    40/48 = 40 × 3/48 × 3 = 120/144
  4. Add the two like fractions:
    56/144 + 120/144 = 56 + 120/144 = 176/144
  5. 176/144 simplified gives 11/9
  6. So, 28/72 + 40/48 = 11/9
    In mixed form: 12/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com