Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 18/9 and 10/8

1st number: 2 0/9, 2nd number: 1 2/8

18/9 + 10/8 is 13/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 8 is 72
  2. For the 1st fraction, since 9 × 8 = 72,
    18/9 = 18 × 8/9 × 8 = 144/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    10/8 = 10 × 9/8 × 9 = 90/72
  4. Add the two fractions:
    144/72 + 90/72 = 144 + 90/72 = 234/72
  5. After reducing the fraction, the answer is 13/4
  6. In mixed form: 31/4

Related:

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

© everydaycalculation.com