Add 25/8 and 12/63
1st number: 3 1/8, 2nd number: 12/63
25/8 + 12/63 is 557/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
25/8 = 25 × 63/8 × 63 = 1575/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
12/63 = 12 × 8/63 × 8 = 96/504 - Add the two like fractions:
1575/504 + 96/504 = 1575 + 96/504 = 1671/504 - 1671/504 simplified gives 557/168
- So, 25/8 + 12/63 = 557/168
In mixed form: 353/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8+12/63 25/8+24/63 25/16+12/63 75/8+12/63 25/8+36/63 25/24+12/63 25/8+60/63 25/40+12/63 25/8+84/63 25/56+12/63