Add 3/12 and 2/10
3/12 + 2/10 is 9/20.
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,
2/10 = 2 × 6/10 × 6 = 12/60 - Add the two like fractions:
15/60 + 12/60 = 15 + 12/60 = 27/60 - 27/60 simplified gives 9/20
- So, 3/12 + 2/10 = 9/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12+2/10 3/12+4/10 3/24+2/10 3/12+2/20 9/12+2/10 3/12+6/10 3/36+2/10 3/12+2/30 15/12+2/10 3/60+2/10 3/12+2/50 21/12+2/10 3/12+14/10 3/84+2/10 3/12+2/70