Add 21/50 and 9/4
1st number: 21/50, 2nd number: 2 1/4
21/50 + 9/4 is 267/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 4 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
21/50 = 21 × 2/50 × 2 = 42/100 - Likewise, for the 2nd fraction, since 4 × 25 = 100,
9/4 = 9 × 25/4 × 25 = 225/100 - Add the two like fractions:
42/100 + 225/100 = 42 + 225/100 = 267/100 - So, 21/50 + 9/4 = 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: 42/50+9/4 21/50+18/4 21/50+9/8 63/50+9/4 21/50+27/4 21/50+9/12 21/50+45/4 21/50+9/20 21/50+63/4 21/50+9/28