Add 4/12 and 7/30
4/12 + 7/30 is 17/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
4/12 = 4 × 5/12 × 5 = 20/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
7/30 = 7 × 2/30 × 2 = 14/60 - Add the two like fractions:
20/60 + 14/60 = 20 + 14/60 = 34/60 - 34/60 simplified gives 17/30
- So, 4/12 + 7/30 = 17/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12+7/30 4/12+14/30 4/24+7/30 4/12+7/60 4/12+21/30 4/36+7/30 4/12+7/90 20/12+7/30 4/12+35/30 4/60+7/30 28/12+7/30 4/12+49/30 4/84+7/30