Add 18/20 and 6/10
18/20 + 6/10 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
18/20 = 18 × 1/20 × 1 = 18/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
6/10 = 6 × 2/10 × 2 = 12/20 - Add the two like fractions:
18/20 + 12/20 = 18 + 12/20 = 30/20 - 30/20 simplified gives 3/2
- So, 18/20 + 6/10 = 3/2
In mixed form: 11/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/20+6/10 18/20+12/10 18/40+6/10 18/20+6/20 54/20+6/10 18/20+18/10 18/60+6/10 18/20+6/30 90/20+6/10 18/20+30/10 18/20+6/50 18/20+42/10 18/20+6/70