Add 1/12 and 3/15
1/12 + 3/15 is 17/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
1/12 = 1 × 5/12 × 5 = 5/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
3/15 = 3 × 4/15 × 4 = 12/60 - Add the two like fractions:
5/60 + 12/60 = 5 + 12/60 = 17/60 - So, 1/12 + 3/15 = 17/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/12+3/15 1/12+6/15 1/24+3/15 1/12+3/30 3/12+3/15 1/12+9/15 1/36+3/15 1/12+3/45 5/12+3/15 1/60+3/15 1/12+3/75 7/12+3/15 1/12+21/15 1/84+3/15