Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 9/7 and 8/9

1st number: 1 2/7, 2nd number: 8/9

9/7 + 8/9 is 137/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 9 is 63
  2. For the 1st fraction, since 7 × 9 = 63,
    9/7 = 9 × 9/7 × 9 = 81/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    8/9 = 8 × 7/9 × 7 = 56/63
  4. Add the two fractions:
    81/63 + 56/63 = 81 + 56/63 = 137/63
  5. In mixed form: 211/63

Related:

Use fraction calculator with our all-in-one calculator app: Download for Android, Download for iOS

© everydaycalculation.com