Add 63/6 and 21/3
1st number: 10 3/6, 2nd number: 7 0/3
63/6 + 21/3 is 35/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 3 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 6 × 1 = 6,
63/6 = 63 × 1/6 × 1 = 63/6 - Likewise, for the 2nd fraction, since 3 × 2 = 6,
21/3 = 21 × 2/3 × 2 = 42/6 - Add the two like fractions:
63/6 + 42/6 = 63 + 42/6 = 105/6 - 105/6 simplified gives 35/2
- So, 63/6 + 21/3 = 35/2
In mixed form: 171/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/6+42/3 63/12+21/3 63/6+21/6 63/6+63/3 63/18+21/3 63/6+21/9 63/30+21/3 63/6+21/15 63/42+21/3