Add 21/25 and 63/50
1st number: 21/25, 2nd number: 1 13/50
21/25 + 63/50 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 25 × 2 = 50,
21/25 = 21 × 2/25 × 2 = 42/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
63/50 = 63 × 1/50 × 1 = 63/50 - Add the two like fractions:
42/50 + 63/50 = 42 + 63/50 = 105/50 - 105/50 simplified gives 21/10
- So, 21/25 + 63/50 = 21/10
In mixed form: 21/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/25+63/50 21/50+63/50 63/25+63/50 21/75+63/50