Add 21/5 and 75/50
1st number: 4 1/5, 2nd number: 1 25/50
21/5 + 75/50 is 57/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 5 × 10 = 50,
21/5 = 21 × 10/5 × 10 = 210/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
75/50 = 75 × 1/50 × 1 = 75/50 - Add the two like fractions:
210/50 + 75/50 = 210 + 75/50 = 285/50 - 285/50 simplified gives 57/10
- So, 21/5 + 75/50 = 57/10
In mixed form: 57/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/5+75/50 21/10+75/50 63/5+75/50 21/15+75/50 21/25+75/50 21/35+75/50