Add 1/5 and 63/8
1st number: 1/5, 2nd number: 7 7/8
1/5 + 63/8 is 323/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
1/5 = 1 × 8/5 × 8 = 8/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
63/8 = 63 × 5/8 × 5 = 315/40 - Add the two like fractions:
8/40 + 315/40 = 8 + 315/40 = 323/40 - So, 1/5 + 63/8 = 323/40
In mixed form: 83/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5+63/8 1/10+63/8 1/5+63/16 3/5+63/8 1/15+63/8 1/5+63/24 1/25+63/8 1/5+63/40 7/5+63/8 1/35+63/8 1/5+63/56