Add 27/12 and 18/35
1st number: 2 3/12, 2nd number: 18/35
27/12 + 18/35 is 387/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
27/12 = 27 × 35/12 × 35 = 945/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
18/35 = 18 × 12/35 × 12 = 216/420 - Add the two like fractions:
945/420 + 216/420 = 945 + 216/420 = 1161/420 - 1161/420 simplified gives 387/140
- So, 27/12 + 18/35 = 387/140
In mixed form: 2107/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+18/35 27/12+36/35 27/24+18/35 27/12+18/70 81/12+18/35 27/12+54/35 27/36+18/35 27/12+90/35 27/60+18/35 27/84+18/35