Add 18/6 and 21/50
1st number: 3 0/6, 2nd number: 21/50
18/6 + 21/50 is 171/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 6 × 25 = 150,
18/6 = 18 × 25/6 × 25 = 450/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
21/50 = 21 × 3/50 × 3 = 63/150 - Add the two like fractions:
450/150 + 63/150 = 450 + 63/150 = 513/150 - 513/150 simplified gives 171/50
- So, 18/6 + 21/50 = 171/50
In mixed form: 321/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/6+21/50 18/6+42/50 18/12+21/50 54/6+21/50 18/6+63/50 90/6+21/50 18/30+21/50 18/42+21/50