Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/18 and 8/7

1st number: 9/18, 2nd number: 1 1/7

9/18 + 8/7 is 23/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 7 is 126
  2. For the 1st fraction, since 18 × 7 = 126,
    9/18 = 9 × 7/18 × 7 = 63/126
  3. Likewise, for the 2nd fraction, since 7 × 18 = 126,
    8/7 = 8 × 18/7 × 18 = 144/126
  4. Add the two fractions:
    63/126 + 144/126 = 63 + 144/126 = 207/126
  5. 207/126 simplified gives 23/14
  6. So, 9/18 + 8/7 = 23/14
    In mixed form: 19/14

MathStep (Works offline)

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

Related:

© everydaycalculation.com