Add 6/40 and 28/12
1st number: 6/40, 2nd number: 2 4/12
6/40 + 28/12 is 149/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
6/40 = 6 × 3/40 × 3 = 18/120 - Likewise, for the 2nd fraction, since 12 × 10 = 120,
28/12 = 28 × 10/12 × 10 = 280/120 - Add the two like fractions:
18/120 + 280/120 = 18 + 280/120 = 298/120 - 298/120 simplified gives 149/60
- So, 6/40 + 28/12 = 149/60
In mixed form: 229/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40+28/12 6/40+56/12 6/80+28/12 6/40+28/24 18/40+28/12 6/40+84/12 6/40+28/36 30/40+28/12 6/40+28/60 42/40+28/12 6/40+28/84