Add 7/30 and 15/10
1st number: 7/30, 2nd number: 1 5/10
7/30 + 15/10 is 26/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
7/30 = 7 × 1/30 × 1 = 7/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
15/10 = 15 × 3/10 × 3 = 45/30 - Add the two like fractions:
7/30 + 45/30 = 7 + 45/30 = 52/30 - 52/30 simplified gives 26/15
- So, 7/30 + 15/10 = 26/15
In mixed form: 111/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30+15/10 7/30+30/10 7/60+15/10 7/30+15/20 21/30+15/10 7/30+45/10 7/90+15/10 7/30+15/30 35/30+15/10 7/30+75/10 7/30+15/50 49/30+15/10 7/30+15/70