Add 18/3 and 3/4
1st number: 6 0/3, 2nd number: 3/4
18/3 + 3/4 is 27/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
18/3 = 18 × 4/3 × 4 = 72/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
3/4 = 3 × 3/4 × 3 = 9/12 - Add the two like fractions:
72/12 + 9/12 = 72 + 9/12 = 81/12 - 81/12 simplified gives 27/4
- So, 18/3 + 3/4 = 27/4
In mixed form: 63/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/3+3/4 18/3+6/4 18/6+3/4 18/3+3/8 54/3+3/4 18/3+9/4 18/9+3/4 18/3+3/12 90/3+3/4 18/3+15/4 18/15+3/4 18/3+3/20 18/3+21/4 18/21+3/4 18/3+3/28