Add 2/9 and 56/21
1st number: 2/9, 2nd number: 2 14/21
2/9 + 56/21 is 26/9.
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,
2/9 = 2 × 7/9 × 7 = 14/63 - Likewise, for the 2nd fraction, since 21 × 3 = 63,
56/21 = 56 × 3/21 × 3 = 168/63 - Add the two like fractions:
14/63 + 168/63 = 14 + 168/63 = 182/63 - 182/63 simplified gives 26/9
- So, 2/9 + 56/21 = 26/9
In mixed form: 28/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/9+56/21 2/18+56/21 2/9+56/42 6/9+56/21 2/27+56/21 2/9+56/63 10/9+56/21 2/45+56/21 14/9+56/21 2/63+56/21