Add 28/40 and 14/6
1st number: 28/40, 2nd number: 2 2/6
28/40 + 14/6 is 91/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
28/40 = 28 × 3/40 × 3 = 84/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
14/6 = 14 × 20/6 × 20 = 280/120 - Add the two like fractions:
84/120 + 280/120 = 84 + 280/120 = 364/120 - 364/120 simplified gives 91/30
- So, 28/40 + 14/6 = 91/30
In mixed form: 31/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/40+14/6 28/40+28/6 28/80+14/6 28/40+14/12 84/40+14/6 28/40+42/6 28/40+14/18 28/40+70/6 28/40+14/30 28/40+98/6 28/40+14/42