Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/8 and 84/16

1st number: 2 2/8, 2nd number: 5 4/16

18/8 + 84/16 is 15/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 16 is 16

    Next, find the equivalent fraction of both fractional numbers with denominator 16
  2. For the 1st fraction, since 8 × 2 = 16,
    18/8 = 18 × 2/8 × 2 = 36/16
  3. Likewise, for the 2nd fraction, since 16 × 1 = 16,
    84/16 = 84 × 1/16 × 1 = 84/16
  4. Add the two like fractions:
    36/16 + 84/16 = 36 + 84/16 = 120/16
  5. 120/16 simplified gives 15/2
  6. So, 18/8 + 84/16 = 15/2
    In mixed form: 71/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com