Add 15/60 and 15/5
1st number: 15/60, 2nd number: 3 0/5
15/60 + 15/5 is 13/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
15/60 = 15 × 1/60 × 1 = 15/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
15/5 = 15 × 12/5 × 12 = 180/60 - Add the two like fractions:
15/60 + 180/60 = 15 + 180/60 = 195/60 - 195/60 simplified gives 13/4
- So, 15/60 + 15/5 = 13/4
In mixed form: 31/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/60+15/5 15/60+30/5 15/60+15/10 45/60+15/5 15/60+45/5 75/60+15/5 15/60+75/5 15/60+15/25 15/60+15/35