Add 7/9 and 6/42
7/9 + 6/42 is 58/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
7/9 = 7 × 14/9 × 14 = 98/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
6/42 = 6 × 3/42 × 3 = 18/126 - Add the two like fractions:
98/126 + 18/126 = 98 + 18/126 = 116/126 - 116/126 simplified gives 58/63
- So, 7/9 + 6/42 = 58/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9+6/42 7/9+12/42 7/18+6/42 7/9+6/84 21/9+6/42 7/9+18/42 7/27+6/42 35/9+6/42 7/9+30/42 7/45+6/42 49/9+6/42 7/63+6/42