Add 20/36 and 14/49
20/36 + 14/49 is 53/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 49 is 1764
Next, find the equivalent fraction of both fractional numbers with denominator 1764 - For the 1st fraction, since 36 × 49 = 1764,
20/36 = 20 × 49/36 × 49 = 980/1764 - Likewise, for the 2nd fraction, since 49 × 36 = 1764,
14/49 = 14 × 36/49 × 36 = 504/1764 - Add the two like fractions:
980/1764 + 504/1764 = 980 + 504/1764 = 1484/1764 - 1484/1764 simplified gives 53/63
- So, 20/36 + 14/49 = 53/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/36+14/49 20/36+28/49 20/72+14/49 20/36+14/98 60/36+14/49 20/36+42/49 20/36+70/49 20/36+98/49