Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 7/9 and 20/80

7/9 + 20/80 is 37/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 9 × 80 = 720,
    7/9 = 7 × 80/9 × 80 = 560/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    20/80 = 20 × 9/80 × 9 = 180/720
  4. Add the two like fractions:
    560/720 + 180/720 = 560 + 180/720 = 740/720
  5. 740/720 simplified gives 37/36
  6. So, 7/9 + 20/80 = 37/36
    In mixed form: 11/36

MathStep (Works offline)

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

Related:

© everydaycalculation.com