Add 35/21 and 21/10
1st number: 1 14/21, 2nd number: 2 1/10
35/21 + 21/10 is 113/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
35/21 = 35 × 10/21 × 10 = 350/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
21/10 = 21 × 21/10 × 21 = 441/210 - Add the two like fractions:
350/210 + 441/210 = 350 + 441/210 = 791/210 - 791/210 simplified gives 113/30
- So, 35/21 + 21/10 = 113/30
In mixed form: 323/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/21+21/10 35/21+42/10 35/42+21/10 35/21+21/20 35/21+63/10 35/63+21/10 35/21+21/30 35/21+21/50 35/21+21/70