Add 25/8 and 63/12
1st number: 3 1/8, 2nd number: 5 3/12
25/8 + 63/12 is 67/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
25/8 = 25 × 3/8 × 3 = 75/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
63/12 = 63 × 2/12 × 2 = 126/24 - Add the two like fractions:
75/24 + 126/24 = 75 + 126/24 = 201/24 - 201/24 simplified gives 67/8
- So, 25/8 + 63/12 = 67/8
In mixed form: 83/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8+63/12 25/16+63/12 25/8+63/24 75/8+63/12 25/24+63/12 25/8+63/36 25/40+63/12 25/8+63/60 25/56+63/12 25/8+63/84