Add 8/21 and 49/36
1st number: 8/21, 2nd number: 1 13/36
8/21 + 49/36 is 439/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 21 × 12 = 252,
8/21 = 8 × 12/21 × 12 = 96/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
49/36 = 49 × 7/36 × 7 = 343/252 - Add the two like fractions:
96/252 + 343/252 = 96 + 343/252 = 439/252 - So, 8/21 + 49/36 = 439/252
In mixed form: 1187/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/21+49/36 8/21+98/36 8/42+49/36 8/21+49/72 24/21+49/36 8/63+49/36 40/21+49/36 56/21+49/36