Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 5/2 and 21/84

1st number: 2 1/2, 2nd number: 21/84

5/2 + 21/84 is 11/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 84 is 84
  2. For the 1st fraction, since 2 × 42 = 84,
    5/2 = 5 × 42/2 × 42 = 210/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    21/84 = 21 × 1/84 × 1 = 21/84
  4. Add the two fractions:
    210/84 + 21/84 = 210 + 21/84 = 231/84
  5. After reducing the fraction, the answer is 11/4
  6. In mixed form: 23/4

Related:

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

© everydaycalculation.com