Add 1/15 and 12/27
1/15 + 12/27 is 23/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 15 × 9 = 135,
1/15 = 1 × 9/15 × 9 = 9/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
12/27 = 12 × 5/27 × 5 = 60/135 - Add the two like fractions:
9/135 + 60/135 = 9 + 60/135 = 69/135 - 69/135 simplified gives 23/45
- So, 1/15 + 12/27 = 23/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+12/27 1/15+24/27 1/30+12/27 1/15+12/54 3/15+12/27 1/15+36/27 1/45+12/27 1/15+12/81 5/15+12/27 1/15+60/27 1/75+12/27 7/15+12/27 1/15+84/27