Add 75/12 and 3/18
1st number: 6 3/12, 2nd number: 3/18
75/12 + 3/18 is 77/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
75/12 = 75 × 3/12 × 3 = 225/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
3/18 = 3 × 2/18 × 2 = 6/36 - Add the two like fractions:
225/36 + 6/36 = 225 + 6/36 = 231/36 - 231/36 simplified gives 77/12
- So, 75/12 + 3/18 = 77/12
In mixed form: 65/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/12+6/18 75/24+3/18 75/12+3/36 75/12+9/18 75/36+3/18 75/12+3/54 75/12+15/18 75/60+3/18 75/12+3/90 75/12+21/18 75/84+3/18