Add 1/15 and 12/36
1/15 + 12/36 is 2/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
1/15 = 1 × 12/15 × 12 = 12/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
12/36 = 12 × 5/36 × 5 = 60/180 - Add the two like fractions:
12/180 + 60/180 = 12 + 60/180 = 72/180 - 72/180 simplified gives 2/5
- So, 1/15 + 12/36 = 2/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+12/36 1/15+24/36 1/30+12/36 1/15+12/72 3/15+12/36 1/45+12/36 5/15+12/36 1/15+60/36 1/75+12/36 7/15+12/36 1/15+84/36