Add 81/40 and 50/8
1st number: 2 1/40, 2nd number: 6 2/8
81/40 + 50/8 is 331/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
81/40 = 81 × 1/40 × 1 = 81/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
50/8 = 50 × 5/8 × 5 = 250/40 - Add the two like fractions:
81/40 + 250/40 = 81 + 250/40 = 331/40 - So, 81/40 + 50/8 = 331/40
In mixed form: 811/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/80+50/8 81/40+50/16 81/40+50/24 81/40+50/40 81/40+50/56