Add 18/3 and 36/8
1st number: 6 0/3, 2nd number: 4 4/8
18/3 + 36/8 is 21/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
18/3 = 18 × 8/3 × 8 = 144/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
36/8 = 36 × 3/8 × 3 = 108/24 - Add the two like fractions:
144/24 + 108/24 = 144 + 108/24 = 252/24 - 252/24 simplified gives 21/2
- So, 18/3 + 36/8 = 21/2
In mixed form: 101/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/3+36/8 18/3+72/8 18/6+36/8 18/3+36/16 54/3+36/8 18/9+36/8 18/3+36/24 90/3+36/8 18/15+36/8 18/3+36/40 18/21+36/8 18/3+36/56