Add 18/8 and 21/50
1st number: 2 2/8, 2nd number: 21/50
18/8 + 21/50 is 267/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
18/8 = 18 × 25/8 × 25 = 450/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
21/50 = 21 × 4/50 × 4 = 84/200 - Add the two like fractions:
450/200 + 84/200 = 450 + 84/200 = 534/200 - 534/200 simplified gives 267/100
- So, 18/8 + 21/50 = 267/100
In mixed form: 267/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/8+21/50 18/8+42/50 18/16+21/50 54/8+21/50 18/8+63/50 18/24+21/50 90/8+21/50 18/40+21/50 18/56+21/50