Add 3/21 and 14/10
1st number: 3/21, 2nd number: 1 4/10
3/21 + 14/10 is 54/35.
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,
3/21 = 3 × 10/21 × 10 = 30/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
14/10 = 14 × 21/10 × 21 = 294/210 - Add the two like fractions:
30/210 + 294/210 = 30 + 294/210 = 324/210 - 324/210 simplified gives 54/35
- So, 3/21 + 14/10 = 54/35
In mixed form: 119/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/21+14/10 3/21+28/10 3/42+14/10 3/21+14/20 9/21+14/10 3/21+42/10 3/63+14/10 3/21+14/30 15/21+14/10 3/21+70/10 3/21+14/50 3/21+98/10 3/21+14/70