Add 49/54 and 49/72
49/54 + 49/72 is 343/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 72 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
49/54 = 49 × 4/54 × 4 = 196/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
49/72 = 49 × 3/72 × 3 = 147/216 - Add the two like fractions:
196/216 + 147/216 = 196 + 147/216 = 343/216 - So, 49/54 + 49/72 = 343/216
In mixed form: 1127/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/54+49/72 49/54+98/72