Add 15/36 and 40/60
15/36 + 40/60 is 13/12.
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,
40/60 = 40 × 3/60 × 3 = 120/180 - Add the two like fractions:
75/180 + 120/180 = 75 + 120/180 = 195/180 - 195/180 simplified gives 13/12
- So, 15/36 + 40/60 = 13/12
In mixed form: 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/36+40/60 15/36+80/60 15/72+40/60 45/36+40/60 75/36+40/60