Add 15/7 and 49/27
1st number: 2 1/7, 2nd number: 1 22/27
15/7 + 49/27 is 748/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 7 × 27 = 189,
15/7 = 15 × 27/7 × 27 = 405/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
49/27 = 49 × 7/27 × 7 = 343/189 - Add the two like fractions:
405/189 + 343/189 = 405 + 343/189 = 748/189 - So, 15/7 + 49/27 = 748/189
In mixed form: 3181/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/7+49/27 15/7+98/27 15/14+49/27 15/7+49/54 45/7+49/27 15/21+49/27 15/7+49/81 75/7+49/27 15/35+49/27 15/49+49/27