Add 21/9 and 2/63
1st number: 2 3/9, 2nd number: 2/63
21/9 + 2/63 is 149/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
21/9 = 21 × 7/9 × 7 = 147/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
2/63 = 2 × 1/63 × 1 = 2/63 - Add the two like fractions:
147/63 + 2/63 = 147 + 2/63 = 149/63 - So, 21/9 + 2/63 = 149/63
In mixed form: 223/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/9+2/63 21/9+4/63 21/18+2/63 63/9+2/63 21/9+6/63 21/27+2/63 21/9+10/63 21/45+2/63 21/9+14/63 21/63+2/63