Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 3/15 and 27/40

3/15 + 27/40 is 7/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 40 is 120
  2. For the 1st fraction, since 15 × 8 = 120,
    3/15 = 3 × 8/15 × 8 = 24/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    27/40 = 27 × 3/40 × 3 = 81/120
  4. Add the two fractions:
    24/120 + 81/120 = 24 + 81/120 = 105/120
  5. After reducing the fraction, the answer is 7/8

Related:

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

© everydaycalculation.com