Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 10/21 and 4/54

10/21 + 4/54 is 104/189.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 54 is 378
  2. For the 1st fraction, since 21 × 18 = 378,
    10/21 = 10 × 18/21 × 18 = 180/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    4/54 = 4 × 7/54 × 7 = 28/378
  4. Add the two fractions:
    180/378 + 28/378 = 180 + 28/378 = 208/378
  5. After reducing the fraction, the answer is 104/189

Related:

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

© everydaycalculation.com