Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 16/20 and 80/18

1st number: 16/20, 2nd number: 4 8/18

16/20 + 80/18 is 236/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 18 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    16/20 = 16 × 9/20 × 9 = 144/180
  3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
    80/18 = 80 × 10/18 × 10 = 800/180
  4. Add the two like fractions:
    144/180 + 800/180 = 144 + 800/180 = 944/180
  5. 944/180 simplified gives 236/45
  6. So, 16/20 + 80/18 = 236/45
    In mixed form: 511/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com