Add 1/12 and 18/27
1/12 + 18/27 is 3/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
1/12 = 1 × 9/12 × 9 = 9/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
18/27 = 18 × 4/27 × 4 = 72/108 - Add the two like fractions:
9/108 + 72/108 = 9 + 72/108 = 81/108 - 81/108 simplified gives 3/4
- So, 1/12 + 18/27 = 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/12+18/27 1/12+36/27 1/24+18/27 1/12+18/54 3/12+18/27 1/12+54/27 1/36+18/27 1/12+18/81 5/12+18/27 1/12+90/27 1/60+18/27 7/12+18/27 1/84+18/27