Add 4/12 and 84/7
1st number: 4/12, 2nd number: 12 0/7
4/12 + 84/7 is 37/3.
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,
4/12 = 4 × 7/12 × 7 = 28/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
84/7 = 84 × 12/7 × 12 = 1008/84 - Add the two like fractions:
28/84 + 1008/84 = 28 + 1008/84 = 1036/84 - 1036/84 simplified gives 37/3
- So, 4/12 + 84/7 = 37/3
In mixed form: 121/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12+84/7 4/24+84/7 4/12+84/14 4/36+84/7 4/12+84/21 20/12+84/7 4/60+84/7 4/12+84/35 28/12+84/7 4/84+84/7 4/12+84/49