Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 2/5 and 18/20

2/5 + 18/20 is 13/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 20 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 5 × 4 = 20,
    2/5 = 2 × 4/5 × 4 = 8/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    18/20 = 18 × 1/20 × 1 = 18/20
  4. Add the two like fractions:
    8/20 + 18/20 = 8 + 18/20 = 26/20
  5. 26/20 simplified gives 13/10
  6. So, 2/5 + 18/20 = 13/10
    In mixed form: 13/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com