Add 5/10 and 14/21
5/10 + 14/21 is 7/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 21 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 10 × 21 = 210,
5/10 = 5 × 21/10 × 21 = 105/210 - Likewise, for the 2nd fraction, since 21 × 10 = 210,
14/21 = 14 × 10/21 × 10 = 140/210 - Add the two like fractions:
105/210 + 140/210 = 105 + 140/210 = 245/210 - 245/210 simplified gives 7/6
- So, 5/10 + 14/21 = 7/6
In mixed form: 11/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 5/10+28/21 5/20+14/21 5/10+14/42 15/10+14/21 5/10+42/21 5/30+14/21 5/10+14/63 25/10+14/21 5/10+70/21 5/50+14/21 35/10+14/21 5/10+98/21 5/70+14/21