Add 15/60 and 35/18
1st number: 15/60, 2nd number: 1 17/18
15/60 + 35/18 is 79/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
15/60 = 15 × 3/60 × 3 = 45/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
35/18 = 35 × 10/18 × 10 = 350/180 - Add the two like fractions:
45/180 + 350/180 = 45 + 350/180 = 395/180 - 395/180 simplified gives 79/36
- So, 15/60 + 35/18 = 79/36
In mixed form: 27/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/60+35/18 15/60+70/18 15/60+35/36 45/60+35/18 15/60+35/54 75/60+35/18 15/60+35/90