Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/8 and 15/4

1st number: 2 2/8, 2nd number: 3 3/4

18/8 + 15/4 is 6/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 4 is 8

    Next, find the equivalent fraction of both fractional numbers with denominator 8
  2. For the 1st fraction, since 8 × 1 = 8,
    18/8 = 18 × 1/8 × 1 = 18/8
  3. Likewise, for the 2nd fraction, since 4 × 2 = 8,
    15/4 = 15 × 2/4 × 2 = 30/8
  4. Add the two like fractions:
    18/8 + 30/8 = 18 + 30/8 = 48/8
  5. 48/8 simplified gives 6/1
  6. So, 18/8 + 15/4 = 6/1

MathStep (Works offline)

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

Related:

© everydaycalculation.com