Add 15/30 and 35/5
1st number: 15/30, 2nd number: 7 0/5
15/30 + 35/5 is 15/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
15/30 = 15 × 1/30 × 1 = 15/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
35/5 = 35 × 6/5 × 6 = 210/30 - Add the two like fractions:
15/30 + 210/30 = 15 + 210/30 = 225/30 - 225/30 simplified gives 15/2
- So, 15/30 + 35/5 = 15/2
In mixed form: 71/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 15/30+70/5 15/60+35/5 15/30+35/10 45/30+35/5 15/90+35/5 15/30+35/15 75/30+35/5 15/30+35/25