Add 28/8 and 63/16
1st number: 3 4/8, 2nd number: 3 15/16
28/8 + 63/16 is 119/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 8 × 2 = 16,
28/8 = 28 × 2/8 × 2 = 56/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
63/16 = 63 × 1/16 × 1 = 63/16 - Add the two like fractions:
56/16 + 63/16 = 56 + 63/16 = 119/16 - So, 28/8 + 63/16 = 119/16
In mixed form: 77/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8+63/16 28/16+63/16 28/8+63/32 84/8+63/16 28/24+63/16 28/8+63/48 28/40+63/16 28/8+63/80 28/56+63/16