Add 21/6 and 49/10
1st number: 3 3/6, 2nd number: 4 9/10
21/6 + 49/10 is 42/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
21/6 = 21 × 5/6 × 5 = 105/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
49/10 = 49 × 3/10 × 3 = 147/30 - Add the two like fractions:
105/30 + 147/30 = 105 + 147/30 = 252/30 - 252/30 simplified gives 42/5
- So, 21/6 + 49/10 = 42/5
In mixed form: 82/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/6+49/10 21/6+98/10 21/12+49/10 21/6+49/20 63/6+49/10 21/18+49/10 21/6+49/30 21/30+49/10 21/6+49/50 21/42+49/10 21/6+49/70