Add 4/63 and 21/25
4/63 + 21/25 is 1423/1575.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 25 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 63 × 25 = 1575,
4/63 = 4 × 25/63 × 25 = 100/1575 - Likewise, for the 2nd fraction, since 25 × 63 = 1575,
21/25 = 21 × 63/25 × 63 = 1323/1575 - Add the two like fractions:
100/1575 + 1323/1575 = 100 + 1323/1575 = 1423/1575 - So, 4/63 + 21/25 = 1423/1575
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/63+21/25 4/63+42/25 4/63+21/50 12/63+21/25 4/63+63/25 4/63+21/75 20/63+21/25 28/63+21/25