Add 3/12 and 60/45
1st number: 3/12, 2nd number: 1 15/45
3/12 + 60/45 is 19/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
3/12 = 3 × 15/12 × 15 = 45/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
60/45 = 60 × 4/45 × 4 = 240/180 - Add the two like fractions:
45/180 + 240/180 = 45 + 240/180 = 285/180 - 285/180 simplified gives 19/12
- So, 3/12 + 60/45 = 19/12
In mixed form: 17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12+60/45 3/24+60/45 3/12+60/90 9/12+60/45 3/36+60/45 15/12+60/45 3/60+60/45 21/12+60/45 3/84+60/45