Add 18/12 and 10/7
1st number: 1 6/12, 2nd number: 1 3/7
18/12 + 10/7 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,
18/12 = 18 × 7/12 × 7 = 126/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
10/7 = 10 × 12/7 × 12 = 120/84 - Add the two like fractions:
126/84 + 120/84 = 126 + 120/84 = 246/84 - 246/84 simplified gives 41/14
- So, 18/12 + 10/7 = 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: 36/12+10/7 18/12+20/7 18/24+10/7 18/12+10/14 54/12+10/7 18/12+30/7 18/36+10/7 18/12+10/21 90/12+10/7 18/12+50/7 18/60+10/7 18/12+10/35 18/12+70/7 18/84+10/7 18/12+10/49