Add 18/9 and 40/24
1st number: 2 0/9, 2nd number: 1 16/24
18/9 + 40/24 is 11/3.
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,
18/9 = 18 × 8/9 × 8 = 144/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
40/24 = 40 × 3/24 × 3 = 120/72 - Add the two like fractions:
144/72 + 120/72 = 144 + 120/72 = 264/72 - 264/72 simplified gives 11/3
- So, 18/9 + 40/24 = 11/3
In mixed form: 32/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/9+40/24 18/9+80/24 18/9+40/48 54/9+40/24 18/27+40/24 18/9+40/72 90/9+40/24 18/45+40/24 18/63+40/24