Add 20/49 and 49/36
1st number: 20/49, 2nd number: 1 13/36
20/49 + 49/36 is 3121/1764.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 36 is 1764
Next, find the equivalent fraction of both fractional numbers with denominator 1764 - For the 1st fraction, since 49 × 36 = 1764,
20/49 = 20 × 36/49 × 36 = 720/1764 - Likewise, for the 2nd fraction, since 36 × 49 = 1764,
49/36 = 49 × 49/36 × 49 = 2401/1764 - Add the two like fractions:
720/1764 + 2401/1764 = 720 + 2401/1764 = 3121/1764 - So, 20/49 + 49/36 = 3121/1764
In mixed form: 11357/1764
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/49+49/36 20/49+98/36 20/98+49/36 20/49+49/72 60/49+49/36