Add 15/10 and 30/36
1st number: 1 5/10, 2nd number: 30/36
15/10 + 30/36 is 7/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 10 × 18 = 180,
15/10 = 15 × 18/10 × 18 = 270/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
30/36 = 30 × 5/36 × 5 = 150/180 - Add the two like fractions:
270/180 + 150/180 = 270 + 150/180 = 420/180 - 420/180 simplified gives 7/3
- So, 15/10 + 30/36 = 7/3
In mixed form: 21/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/10+30/36 15/10+60/36 15/20+30/36 15/10+30/72 45/10+30/36 15/10+90/36 15/30+30/36 75/10+30/36 15/50+30/36 15/70+30/36