Add 12/2 and 15/30
1st number: 6 0/2, 2nd number: 15/30
12/2 + 15/30 is 13/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
12/2 = 12 × 15/2 × 15 = 180/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
15/30 = 15 × 1/30 × 1 = 15/30 - Add the two like fractions:
180/30 + 15/30 = 180 + 15/30 = 195/30 - 195/30 simplified gives 13/2
- So, 12/2 + 15/30 = 13/2
In mixed form: 61/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/2+15/30 12/4+15/30 12/2+15/60 36/2+15/30 12/2+45/30 12/6+15/30 12/2+15/90 60/2+15/30 12/2+75/30 12/10+15/30 84/2+15/30 12/14+15/30