Add 10/12 and 3/7
10/12 + 3/7 is 53/42.
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,
10/12 = 10 × 7/12 × 7 = 70/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
3/7 = 3 × 12/7 × 12 = 36/84 - Add the two like fractions:
70/84 + 36/84 = 70 + 36/84 = 106/84 - 106/84 simplified gives 53/42
- So, 10/12 + 3/7 = 53/42
In mixed form: 111/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/12+3/7 10/12+6/7 10/24+3/7 10/12+3/14 30/12+3/7 10/12+9/7 10/36+3/7 10/12+3/21 50/12+3/7 10/12+15/7 10/60+3/7 10/12+3/35 70/12+3/7 10/12+21/7 10/84+3/7 10/12+3/49