Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 15/4 and 8/20

1st number: 3 3/4, 2nd number: 8/20

15/4 + 8/20 is 83/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 20 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    15/4 = 15 × 5/4 × 5 = 75/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    8/20 = 8 × 1/20 × 1 = 8/20
  4. Add the two like fractions:
    75/20 + 8/20 = 75 + 8/20 = 83/20
  5. So, 15/4 + 8/20 = 83/20
    In mixed form: 43/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com