Add 20/9 and 9/63
1st number: 2 2/9, 2nd number: 9/63
20/9 + 9/63 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,
20/9 = 20 × 7/9 × 7 = 140/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
9/63 = 9 × 1/63 × 1 = 9/63 - Add the two like fractions:
140/63 + 9/63 = 140 + 9/63 = 149/63 - So, 20/9 + 9/63 = 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: 40/9+9/63 20/9+18/63 20/18+9/63 60/9+9/63 20/9+27/63 20/27+9/63 20/9+45/63 20/45+9/63 20/63+9/63