Add 5/40 and 6/3
1st number: 5/40, 2nd number: 2 0/3
5/40 + 6/3 is 17/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 3 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
5/40 = 5 × 3/40 × 3 = 15/120 - Likewise, for the 2nd fraction, since 3 × 40 = 120,
6/3 = 6 × 40/3 × 40 = 240/120 - Add the two like fractions:
15/120 + 240/120 = 15 + 240/120 = 255/120 - 255/120 simplified gives 17/8
- So, 5/40 + 6/3 = 17/8
In mixed form: 21/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40+6/3 5/40+12/3 5/80+6/3 15/40+6/3 5/40+18/3 5/40+6/9 25/40+6/3 5/40+30/3 5/40+6/15 35/40+6/3 5/40+42/3 5/40+6/21