Add 15/10 and 6/20
1st number: 1 5/10, 2nd number: 6/20
15/10 + 6/20 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
15/10 = 15 × 2/10 × 2 = 30/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
6/20 = 6 × 1/20 × 1 = 6/20 - Add the two like fractions:
30/20 + 6/20 = 30 + 6/20 = 36/20 - 36/20 simplified gives 9/5
- So, 15/10 + 6/20 = 9/5
In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/10+6/20 15/10+12/20 15/20+6/20 15/10+6/40 45/10+6/20 15/10+18/20 15/30+6/20 15/10+6/60 75/10+6/20 15/10+30/20 15/50+6/20 15/10+42/20 15/70+6/20