Add 30/12 and 3/7
1st number: 2 6/12, 2nd number: 3/7
30/12 + 3/7 is 41/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
30/12 = 30 × 7/12 × 7 = 210/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
3/7 = 3 × 12/7 × 12 = 36/84 - Add the two like fractions:
210/84 + 36/84 = 210 + 36/84 = 246/84 - 246/84 simplified gives 41/14
- So, 30/12 + 3/7 = 41/14
In mixed form: 213/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12+3/7 30/12+6/7 30/24+3/7 30/12+3/14 90/12+3/7 30/12+9/7 30/36+3/7 30/12+3/21 30/12+15/7 30/60+3/7 30/12+3/35 30/12+21/7 30/84+3/7 30/12+3/49