Add 35/2 and 70/9
1st number: 17 1/2, 2nd number: 7 7/9
35/2 + 70/9 is 455/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
35/2 = 35 × 9/2 × 9 = 315/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
70/9 = 70 × 2/9 × 2 = 140/18 - Add the two like fractions:
315/18 + 140/18 = 315 + 140/18 = 455/18 - So, 35/2 + 70/9 = 455/18
In mixed form: 255/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/2+70/9 35/4+70/9 35/2+70/18 35/6+70/9 35/2+70/27 35/10+70/9 35/2+70/45 35/14+70/9 35/2+70/63