Add 48/12 and 15/45
1st number: 4 0/12, 2nd number: 15/45
48/12 + 15/45 is 13/3.
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,
48/12 = 48 × 15/12 × 15 = 720/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
15/45 = 15 × 4/45 × 4 = 60/180 - Add the two like fractions:
720/180 + 60/180 = 720 + 60/180 = 780/180 - 780/180 simplified gives 13/3
- So, 48/12 + 15/45 = 13/3
In mixed form: 41/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/12+15/45 48/12+30/45 48/24+15/45 48/12+15/90 48/36+15/45 48/12+75/45 48/60+15/45 48/84+15/45