Add 27/12 and 28/8
1st number: 2 3/12, 2nd number: 3 4/8
27/12 + 28/8 is 23/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
27/12 = 27 × 2/12 × 2 = 54/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
28/8 = 28 × 3/8 × 3 = 84/24 - Add the two like fractions:
54/24 + 84/24 = 54 + 84/24 = 138/24 - 138/24 simplified gives 23/4
- So, 27/12 + 28/8 = 23/4
In mixed form: 53/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+28/8 27/12+56/8 27/24+28/8 27/12+28/16 81/12+28/8 27/12+84/8 27/36+28/8 27/12+28/24 27/60+28/8 27/12+28/40 27/84+28/8 27/12+28/56