Add 18/7 and 1/27
1st number: 2 4/7, 2nd number: 1/27
18/7 + 1/27 is 493/189.
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,
18/7 = 18 × 27/7 × 27 = 486/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
1/27 = 1 × 7/27 × 7 = 7/189 - Add the two like fractions:
486/189 + 7/189 = 486 + 7/189 = 493/189 - So, 18/7 + 1/27 = 493/189
In mixed form: 2115/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/7+1/27 18/7+2/27 18/14+1/27 18/7+1/54 54/7+1/27 18/7+3/27 18/21+1/27 18/7+1/81 90/7+1/27 18/7+5/27 18/35+1/27 18/7+7/27 18/49+1/27