Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 36/20 and 8/90

1st number: 1 16/20, 2nd number: 8/90

36/20 + 8/90 is 17/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    36/20 = 36 × 9/20 × 9 = 324/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    8/90 = 8 × 2/90 × 2 = 16/180
  4. Add the two like fractions:
    324/180 + 16/180 = 324 + 16/180 = 340/180
  5. 340/180 simplified gives 17/9
  6. So, 36/20 + 8/90 = 17/9
    In mixed form: 18/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com