Add 6/35 and 21/18
1st number: 6/35, 2nd number: 1 3/18
6/35 + 21/18 is 281/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
6/35 = 6 × 18/35 × 18 = 108/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
21/18 = 21 × 35/18 × 35 = 735/630 - Add the two like fractions:
108/630 + 735/630 = 108 + 735/630 = 843/630 - 843/630 simplified gives 281/210
- So, 6/35 + 21/18 = 281/210
In mixed form: 171/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/35+21/18 6/35+42/18 6/70+21/18 6/35+21/36 18/35+21/18 6/35+63/18 6/35+21/54 30/35+21/18 6/35+21/90 42/35+21/18