Add 56/9 and 21/16
1st number: 6 2/9, 2nd number: 1 5/16
56/9 + 21/16 is 1085/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
56/9 = 56 × 16/9 × 16 = 896/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
21/16 = 21 × 9/16 × 9 = 189/144 - Add the two like fractions:
896/144 + 189/144 = 896 + 189/144 = 1085/144 - So, 56/9 + 21/16 = 1085/144
In mixed form: 777/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/9+42/16 56/18+21/16 56/9+21/32 56/9+63/16 56/27+21/16 56/9+21/48 56/45+21/16 56/9+21/80 56/63+21/16