Add 20/54 and 14/49
20/54 + 14/49 is 124/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 49 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 54 × 49 = 2646,
20/54 = 20 × 49/54 × 49 = 980/2646 - Likewise, for the 2nd fraction, since 49 × 54 = 2646,
14/49 = 14 × 54/49 × 54 = 756/2646 - Add the two like fractions:
980/2646 + 756/2646 = 980 + 756/2646 = 1736/2646 - 1736/2646 simplified gives 124/189
- So, 20/54 + 14/49 = 124/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/54+14/49 20/54+28/49 20/54+14/98 60/54+14/49 20/54+42/49 20/54+70/49 20/54+98/49