Add 15/12 and 4/16
1st number: 1 3/12, 2nd number: 4/16
15/12 + 4/16 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
15/12 = 15 × 4/12 × 4 = 60/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
4/16 = 4 × 3/16 × 3 = 12/48 - Add the two like fractions:
60/48 + 12/48 = 60 + 12/48 = 72/48 - 72/48 simplified gives 3/2
- So, 15/12 + 4/16 = 3/2
In mixed form: 11/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/12+4/16 15/12+8/16 15/24+4/16 15/12+4/32 45/12+4/16 15/12+12/16 15/36+4/16 15/12+4/48 75/12+4/16 15/12+20/16 15/60+4/16 15/12+4/80 15/12+28/16 15/84+4/16