Add 3/12 and 28/10
1st number: 3/12, 2nd number: 2 8/10
3/12 + 28/10 is 61/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
3/12 = 3 × 5/12 × 5 = 15/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
28/10 = 28 × 6/10 × 6 = 168/60 - Add the two like fractions:
15/60 + 168/60 = 15 + 168/60 = 183/60 - 183/60 simplified gives 61/20
- So, 3/12 + 28/10 = 61/20
In mixed form: 31/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12+28/10 3/12+56/10 3/24+28/10 3/12+28/20 9/12+28/10 3/12+84/10 3/36+28/10 3/12+28/30 15/12+28/10 3/60+28/10 3/12+28/50 21/12+28/10 3/84+28/10 3/12+28/70