Add 7/42 and 7/3
1st number: 7/42, 2nd number: 2 1/3
7/42 + 7/3 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 3 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
7/42 = 7 × 1/42 × 1 = 7/42 - Likewise, for the 2nd fraction, since 3 × 14 = 42,
7/3 = 7 × 14/3 × 14 = 98/42 - Add the two like fractions:
7/42 + 98/42 = 7 + 98/42 = 105/42 - 105/42 simplified gives 5/2
- So, 7/42 + 7/3 = 5/2
In mixed form: 21/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/42+7/3 7/42+14/3 7/84+7/3 7/42+7/6 21/42+7/3 7/42+21/3 7/42+7/9 35/42+7/3 7/42+35/3 7/42+7/15 49/42+7/3 7/42+49/3 7/42+7/21