Add 6/84 and 18/12
1st number: 6/84, 2nd number: 1 6/12
6/84 + 18/12 is 11/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
6/84 = 6 × 1/84 × 1 = 6/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
18/12 = 18 × 7/12 × 7 = 126/84 - Add the two like fractions:
6/84 + 126/84 = 6 + 126/84 = 132/84 - 132/84 simplified gives 11/7
- So, 6/84 + 18/12 = 11/7
In mixed form: 14/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84+18/12 6/84+36/12 6/84+18/24 18/84+18/12 6/84+54/12 6/84+18/36 30/84+18/12 6/84+90/12 6/84+18/60 42/84+18/12 6/84+18/84