Add 8/12 and 28/54
8/12 + 28/54 is 32/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
8/12 = 8 × 9/12 × 9 = 72/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
28/54 = 28 × 2/54 × 2 = 56/108 - Add the two like fractions:
72/108 + 56/108 = 72 + 56/108 = 128/108 - 128/108 simplified gives 32/27
- So, 8/12 + 28/54 = 32/27
In mixed form: 15/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12+28/54 8/12+56/54 8/24+28/54 24/12+28/54 8/12+84/54 8/36+28/54 40/12+28/54 8/60+28/54 56/12+28/54 8/84+28/54