Add 1/42 and 28/9
1st number: 1/42, 2nd number: 3 1/9
1/42 + 28/9 is 395/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
1/42 = 1 × 3/42 × 3 = 3/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
28/9 = 28 × 14/9 × 14 = 392/126 - Add the two like fractions:
3/126 + 392/126 = 3 + 392/126 = 395/126 - So, 1/42 + 28/9 = 395/126
In mixed form: 317/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/42+28/9 1/42+56/9 1/84+28/9 1/42+28/18 3/42+28/9 1/42+84/9 1/42+28/27 5/42+28/9 1/42+28/45 7/42+28/9 1/42+28/63