Add 49/9 and 8/21
1st number: 5 4/9, 2nd number: 8/21
49/9 + 8/21 is 367/63.
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,
49/9 = 49 × 7/9 × 7 = 343/63 - Likewise, for the 2nd fraction, since 21 × 3 = 63,
8/21 = 8 × 3/21 × 3 = 24/63 - Add the two like fractions:
343/63 + 24/63 = 343 + 24/63 = 367/63 - So, 49/9 + 8/21 = 367/63
In mixed form: 552/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/9+8/21 49/9+16/21 49/18+8/21 49/9+8/42 49/9+24/21 49/27+8/21 49/9+8/63 49/9+40/21 49/45+8/21 49/9+56/21 49/63+8/21