Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 12/49 and 42/54

12/49 + 42/54 is 451/441.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 54 is 2646
  2. For the 1st fraction, since 49 × 54 = 2646,
    12/49 = 12 × 54/49 × 54 = 648/2646
  3. Likewise, for the 2nd fraction, since 54 × 49 = 2646,
    42/54 = 42 × 49/54 × 49 = 2058/2646
  4. Add the two fractions:
    648/2646 + 2058/2646 = 648 + 2058/2646 = 2706/2646
  5. After reducing the fraction, the answer is 451/441
  6. In mixed form: 110/441

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com