Add 15/2 and 30/50
1st number: 7 1/2, 2nd number: 30/50
15/2 + 30/50 is 81/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 2 × 25 = 50,
15/2 = 15 × 25/2 × 25 = 375/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
30/50 = 30 × 1/50 × 1 = 30/50 - Add the two like fractions:
375/50 + 30/50 = 375 + 30/50 = 405/50 - 405/50 simplified gives 81/10
- So, 15/2 + 30/50 = 81/10
In mixed form: 81/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2+30/50 15/2+60/50 15/4+30/50 45/2+30/50 15/2+90/50 15/6+30/50 75/2+30/50 15/10+30/50 15/14+30/50