Add 28/49 and 9/54
28/49 + 9/54 is 31/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 54 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 49 × 54 = 2646,
28/49 = 28 × 54/49 × 54 = 1512/2646 - Likewise, for the 2nd fraction, since 54 × 49 = 2646,
9/54 = 9 × 49/54 × 49 = 441/2646 - Add the two like fractions:
1512/2646 + 441/2646 = 1512 + 441/2646 = 1953/2646 - 1953/2646 simplified gives 31/42
- So, 28/49 + 9/54 = 31/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/49+9/54 28/49+18/54 28/98+9/54 84/49+9/54 28/49+27/54 28/49+45/54 28/49+63/54