Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 21/49 and 56/60

21/49 + 56/60 is 143/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 60 is 2940
  2. For the 1st fraction, since 49 × 60 = 2940,
    21/49 = 21 × 60/49 × 60 = 1260/2940
  3. Likewise, for the 2nd fraction, since 60 × 49 = 2940,
    56/60 = 56 × 49/60 × 49 = 2744/2940
  4. Add the two fractions:
    1260/2940 + 2744/2940 = 1260 + 2744/2940 = 4004/2940
  5. After reducing the fraction, the answer is 143/105
  6. In mixed form: 138/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com