Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/4 and 16/20

1st number: 3 0/4, 2nd number: 16/20

12/4 + 16/20 is 19/5.

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,
    12/4 = 12 × 5/4 × 5 = 60/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    16/20 = 16 × 1/20 × 1 = 16/20
  4. Add the two like fractions:
    60/20 + 16/20 = 60 + 16/20 = 76/20
  5. 76/20 simplified gives 19/5
  6. So, 12/4 + 16/20 = 19/5
    In mixed form: 34/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com