Add 15/12 and 30/50
1st number: 1 3/12, 2nd number: 30/50
15/12 + 30/50 is 37/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 50 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
15/12 = 15 × 25/12 × 25 = 375/300 - Likewise, for the 2nd fraction, since 50 × 6 = 300,
30/50 = 30 × 6/50 × 6 = 180/300 - Add the two like fractions:
375/300 + 180/300 = 375 + 180/300 = 555/300 - 555/300 simplified gives 37/20
- So, 15/12 + 30/50 = 37/20
In mixed form: 117/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/12+30/50 15/12+60/50 15/24+30/50 45/12+30/50 15/12+90/50 15/36+30/50 75/12+30/50 15/60+30/50 15/84+30/50