Add 7/9 and 70/4
1st number: 7/9, 2nd number: 17 2/4
7/9 + 70/4 is 329/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
7/9 = 7 × 4/9 × 4 = 28/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
70/4 = 70 × 9/4 × 9 = 630/36 - Add the two like fractions:
28/36 + 630/36 = 28 + 630/36 = 658/36 - 658/36 simplified gives 329/18
- So, 7/9 + 70/4 = 329/18
In mixed form: 185/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9+70/4 7/18+70/4 7/9+70/8 21/9+70/4 7/27+70/4 7/9+70/12 35/9+70/4 7/45+70/4 7/9+70/20 49/9+70/4 7/63+70/4 7/9+70/28