Add 49/12 and 84/28
1st number: 4 1/12, 2nd number: 3 0/28
49/12 + 84/28 is 85/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
49/12 = 49 × 7/12 × 7 = 343/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
84/28 = 84 × 3/28 × 3 = 252/84 - Add the two like fractions:
343/84 + 252/84 = 343 + 252/84 = 595/84 - 595/84 simplified gives 85/12
- So, 49/12 + 84/28 = 85/12
In mixed form: 71/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12+84/28 49/24+84/28 49/12+84/56 49/36+84/28 49/60+84/28 49/84+84/28