Add 35/9 and 21/5
1st number: 3 8/9, 2nd number: 4 1/5
35/9 + 21/5 is 364/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
35/9 = 35 × 5/9 × 5 = 175/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
21/5 = 21 × 9/5 × 9 = 189/45 - Add the two like fractions:
175/45 + 189/45 = 175 + 189/45 = 364/45 - So, 35/9 + 21/5 = 364/45
In mixed form: 84/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9+21/5 35/9+42/5 35/18+21/5 35/9+21/10 35/9+63/5 35/27+21/5 35/9+21/15 35/45+21/5 35/9+21/25 35/63+21/5 35/9+21/35