Add 1/8 and 63/20
1st number: 1/8, 2nd number: 3 3/20
1/8 + 63/20 is 131/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
1/8 = 1 × 5/8 × 5 = 5/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
63/20 = 63 × 2/20 × 2 = 126/40 - Add the two like fractions:
5/40 + 126/40 = 5 + 126/40 = 131/40 - So, 1/8 + 63/20 = 131/40
In mixed form: 311/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/8+63/20 1/16+63/20 1/8+63/40 3/8+63/20 1/24+63/20 1/8+63/60 5/8+63/20 1/40+63/20 7/8+63/20 1/56+63/20