Add 4/5 and 70/9
1st number: 4/5, 2nd number: 7 7/9
4/5 + 70/9 is 386/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
4/5 = 4 × 9/5 × 9 = 36/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
70/9 = 70 × 5/9 × 5 = 350/45 - Add the two like fractions:
36/45 + 350/45 = 36 + 350/45 = 386/45 - So, 4/5 + 70/9 = 386/45
In mixed form: 826/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5+70/9 4/10+70/9 4/5+70/18 12/5+70/9 4/15+70/9 4/5+70/27 20/5+70/9 4/25+70/9 4/5+70/45 28/5+70/9 4/35+70/9 4/5+70/63