Add 14/42 and 7/9
14/42 + 7/9 is 10/9.
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,
14/42 = 14 × 3/42 × 3 = 42/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
7/9 = 7 × 14/9 × 14 = 98/126 - Add the two like fractions:
42/126 + 98/126 = 42 + 98/126 = 140/126 - 140/126 simplified gives 10/9
- So, 14/42 + 7/9 = 10/9
In mixed form: 11/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/42+7/9 14/42+14/9 14/84+7/9 14/42+7/18 14/42+21/9 14/42+7/27 70/42+7/9 14/42+35/9 14/42+7/45 98/42+7/9 14/42+49/9 14/42+7/63