Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/10 and 8/9

9/10 + 8/9 is 161/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    9/10 = 9 × 9/10 × 9 = 81/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    8/9 = 8 × 10/9 × 10 = 80/90
  4. Add the two like fractions:
    81/90 + 80/90 = 81 + 80/90 = 161/90
  5. So, 9/10 + 8/9 = 161/90
    In mixed form: 171/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com