Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/72 and 40/48

18/72 + 40/48 is 13/12.

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,
    18/72 = 18 × 2/72 × 2 = 36/144
  3. Likewise, for the 2nd fraction, since 48 × 3 = 144,
    40/48 = 40 × 3/48 × 3 = 120/144
  4. Add the two like fractions:
    36/144 + 120/144 = 36 + 120/144 = 156/144
  5. 156/144 simplified gives 13/12
  6. So, 18/72 + 40/48 = 13/12
    In mixed form: 11/12

MathStep (Works offline)

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

Related:

© everydaycalculation.com