Add 21/10 and 6/35
1st number: 2 1/10, 2nd number: 6/35
21/10 + 6/35 is 159/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
21/10 = 21 × 7/10 × 7 = 147/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
6/35 = 6 × 2/35 × 2 = 12/70 - Add the two like fractions:
147/70 + 12/70 = 147 + 12/70 = 159/70 - So, 21/10 + 6/35 = 159/70
In mixed form: 219/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/10+6/35 21/10+12/35 21/20+6/35 21/10+6/70 63/10+6/35 21/10+18/35 21/30+6/35 21/10+30/35 21/50+6/35 21/10+42/35 21/70+6/35