Add 27/12 and 75/9
1st number: 2 3/12, 2nd number: 8 3/9
27/12 + 75/9 is 127/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
27/12 = 27 × 3/12 × 3 = 81/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
75/9 = 75 × 4/9 × 4 = 300/36 - Add the two like fractions:
81/36 + 300/36 = 81 + 300/36 = 381/36 - 381/36 simplified gives 127/12
- So, 27/12 + 75/9 = 127/12
In mixed form: 107/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+75/9 27/24+75/9 27/12+75/18 81/12+75/9 27/36+75/9 27/12+75/27 27/60+75/9 27/12+75/45 27/84+75/9 27/12+75/63