Add 28/2 and 12/8
1st number: 14 0/2, 2nd number: 1 4/8
28/2 + 12/8 is 31/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 2 × 4 = 8,
28/2 = 28 × 4/2 × 4 = 112/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
12/8 = 12 × 1/8 × 1 = 12/8 - Add the two like fractions:
112/8 + 12/8 = 112 + 12/8 = 124/8 - 124/8 simplified gives 31/2
- So, 28/2 + 12/8 = 31/2
In mixed form: 151/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2+12/8 28/2+24/8 28/4+12/8 28/2+12/16 84/2+12/8 28/2+36/8 28/6+12/8 28/2+12/24 28/2+60/8 28/10+12/8 28/2+12/40 28/2+84/8 28/14+12/8 28/2+12/56