Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 15/2 and 81/8

1st number: 7 1/2, 2nd number: 10 1/8

15/2 + 81/8 is 141/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 8 is 8
  2. For the 1st fraction, since 2 × 4 = 8,
    15/2 = 15 × 4/2 × 4 = 60/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    81/8 = 81 × 1/8 × 1 = 81/8
  4. Add the two fractions:
    60/8 + 81/8 = 60 + 81/8 = 141/8
  5. In mixed form: 175/8

Related:

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

© everydaycalculation.com