Add 30/2 and 12/8
1st number: 15 0/2, 2nd number: 1 4/8
30/2 + 12/8 is 33/2.
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,
30/2 = 30 × 4/2 × 4 = 120/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
12/8 = 12 × 1/8 × 1 = 12/8 - Add the two like fractions:
120/8 + 12/8 = 120 + 12/8 = 132/8 - 132/8 simplified gives 33/2
- So, 30/2 + 12/8 = 33/2
In mixed form: 161/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/2+12/8 30/2+24/8 30/4+12/8 30/2+12/16 90/2+12/8 30/2+36/8 30/6+12/8 30/2+12/24 30/2+60/8 30/10+12/8 30/2+12/40 30/2+84/8 30/14+12/8 30/2+12/56