Add 4/9 and 48/21
1st number: 4/9, 2nd number: 2 6/21
4/9 + 48/21 is 172/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 21 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
4/9 = 4 × 7/9 × 7 = 28/63 - Likewise, for the 2nd fraction, since 21 × 3 = 63,
48/21 = 48 × 3/21 × 3 = 144/63 - Add the two like fractions:
28/63 + 144/63 = 28 + 144/63 = 172/63 - So, 4/9 + 48/21 = 172/63
In mixed form: 246/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/9+48/21 4/9+96/21 4/18+48/21 4/9+48/42 12/9+48/21 4/27+48/21 4/9+48/63 20/9+48/21 4/45+48/21 28/9+48/21 4/63+48/21