Add 1/63 and 21/8
1st number: 1/63, 2nd number: 2 5/8
1/63 + 21/8 is 1331/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
1/63 = 1 × 8/63 × 8 = 8/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
21/8 = 21 × 63/8 × 63 = 1323/504 - Add the two like fractions:
8/504 + 1323/504 = 8 + 1323/504 = 1331/504 - So, 1/63 + 21/8 = 1331/504
In mixed form: 2323/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/63+21/8 1/63+42/8 1/63+21/16 3/63+21/8 1/63+63/8 1/63+21/24 5/63+21/8 1/63+21/40 7/63+21/8 1/63+21/56