Add 27/45 and 75/60
1st number: 27/45, 2nd number: 1 15/60
27/45 + 75/60 is 37/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
27/45 = 27 × 4/45 × 4 = 108/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
75/60 = 75 × 3/60 × 3 = 225/180 - Add the two like fractions:
108/180 + 225/180 = 108 + 225/180 = 333/180 - 333/180 simplified gives 37/20
- So, 27/45 + 75/60 = 37/20
In mixed form: 117/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/45+75/60 27/90+75/60 81/45+75/60