Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/15 and 5/8

1st number: 1 5/15, 2nd number: 5/8

20/15 + 5/8 is 47/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 8 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 15 × 8 = 120,
    20/15 = 20 × 8/15 × 8 = 160/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    5/8 = 5 × 15/8 × 15 = 75/120
  4. Add the two like fractions:
    160/120 + 75/120 = 160 + 75/120 = 235/120
  5. 235/120 simplified gives 47/24
  6. So, 20/15 + 5/8 = 47/24
    In mixed form: 123/24

MathStep (Works offline)

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

Related:

© everydaycalculation.com