Add 7/8 and 63/10
1st number: 7/8, 2nd number: 6 3/10
7/8 + 63/10 is 287/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
7/8 = 7 × 5/8 × 5 = 35/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
63/10 = 63 × 4/10 × 4 = 252/40 - Add the two like fractions:
35/40 + 252/40 = 35 + 252/40 = 287/40 - So, 7/8 + 63/10 = 287/40
In mixed form: 77/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/8+63/10 7/16+63/10 7/8+63/20 21/8+63/10 7/24+63/10 7/8+63/30 35/8+63/10 7/40+63/10 7/8+63/50 49/8+63/10 7/56+63/10 7/8+63/70