Add 15/36 and 90/60
1st number: 15/36, 2nd number: 1 30/60
15/36 + 90/60 is 23/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
15/36 = 15 × 5/36 × 5 = 75/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
90/60 = 90 × 3/60 × 3 = 270/180 - Add the two like fractions:
75/180 + 270/180 = 75 + 270/180 = 345/180 - 345/180 simplified gives 23/12
- So, 15/36 + 90/60 = 23/12
In mixed form: 111/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/36+90/60 15/72+90/60 45/36+90/60 75/36+90/60