Add 30/2 and 25/12
1st number: 15 0/2, 2nd number: 2 1/12
30/2 + 25/12 is 205/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
30/2 = 30 × 6/2 × 6 = 180/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
25/12 = 25 × 1/12 × 1 = 25/12 - Add the two like fractions:
180/12 + 25/12 = 180 + 25/12 = 205/12 - So, 30/2 + 25/12 = 205/12
In mixed form: 171/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/2+25/12 30/2+50/12 30/4+25/12 30/2+25/24 90/2+25/12 30/2+75/12 30/6+25/12 30/2+25/36 30/10+25/12 30/2+25/60 30/14+25/12 30/2+25/84