Add 20/9 and 12/24
1st number: 2 2/9, 2nd number: 12/24
20/9 + 12/24 is 49/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
20/9 = 20 × 8/9 × 8 = 160/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
12/24 = 12 × 3/24 × 3 = 36/72 - Add the two like fractions:
160/72 + 36/72 = 160 + 36/72 = 196/72 - 196/72 simplified gives 49/18
- So, 20/9 + 12/24 = 49/18
In mixed form: 213/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/9+12/24 20/18+12/24 20/9+12/48 60/9+12/24 20/9+36/24 20/27+12/24 20/9+12/72 20/9+60/24 20/45+12/24 20/9+84/24 20/63+12/24