Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 15/2 and 28/7

1st number: 7 1/2, 2nd number: 4 0/7

15/2 + 28/7 is 23/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 7 is 14
  2. For the 1st fraction, since 2 × 7 = 14,
    15/2 = 15 × 7/2 × 7 = 105/14
  3. Likewise, for the 2nd fraction, since 7 × 2 = 14,
    28/7 = 28 × 2/7 × 2 = 56/14
  4. Add the two fractions:
    105/14 + 56/14 = 105 + 56/14 = 161/14
  5. After reducing the fraction, the answer is 23/2
  6. In mixed form: 111/2

Related:

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

© everydaycalculation.com