Add 56/3 and 12/9
1st number: 18 2/3, 2nd number: 1 3/9
56/3 + 12/9 is 20/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 9 is 9
Next, find the equivalent fraction of both fractional numbers with denominator 9 - For the 1st fraction, since 3 × 3 = 9,
56/3 = 56 × 3/3 × 3 = 168/9 - Likewise, for the 2nd fraction, since 9 × 1 = 9,
12/9 = 12 × 1/9 × 1 = 12/9 - Add the two like fractions:
168/9 + 12/9 = 168 + 12/9 = 180/9 - 180/9 simplified gives 20/1
- So, 56/3 + 12/9 = 20/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/3+24/9 56/6+12/9 56/3+12/18 56/3+36/9 56/9+12/9 56/3+12/27 56/3+60/9 56/15+12/9 56/3+12/45 56/3+84/9 56/21+12/9 56/3+12/63