Add 1/2 and 70/9
1st number: 1/2, 2nd number: 7 7/9
1/2 + 70/9 is 149/18.
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,
1/2 = 1 × 9/2 × 9 = 9/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
70/9 = 70 × 2/9 × 2 = 140/18 - Add the two like fractions:
9/18 + 140/18 = 9 + 140/18 = 149/18 - So, 1/2 + 70/9 = 149/18
In mixed form: 85/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 1/4+70/9 1/2+70/18 3/2+70/9 1/6+70/9 1/2+70/27 5/2+70/9 1/10+70/9 1/2+70/45 7/2+70/9 1/14+70/9 1/2+70/63