Add 63/25 and 21/45
1st number: 2 13/25, 2nd number: 21/45
63/25 + 21/45 is 224/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
63/25 = 63 × 9/25 × 9 = 567/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
21/45 = 21 × 5/45 × 5 = 105/225 - Add the two like fractions:
567/225 + 105/225 = 567 + 105/225 = 672/225 - 672/225 simplified gives 224/75
- So, 63/25 + 21/45 = 224/75
In mixed form: 274/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/25+42/45 63/50+21/45 63/25+21/90 63/25+63/45 63/75+21/45