Add 15/5 and 5/10
1st number: 3 0/5, 2nd number: 5/10
15/5 + 5/10 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 5 × 2 = 10,
15/5 = 15 × 2/5 × 2 = 30/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
5/10 = 5 × 1/10 × 1 = 5/10 - Add the two like fractions:
30/10 + 5/10 = 30 + 5/10 = 35/10 - 35/10 simplified gives 7/2
- So, 15/5 + 5/10 = 7/2
In mixed form: 31/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/5+5/10 15/10+5/10 15/5+5/20 45/5+5/10 15/5+15/10 15/5+5/30 75/5+5/10 15/5+25/10 15/25+5/10 15/5+5/50 15/5+35/10 15/35+5/10 15/5+5/70