Add 6/40 and 40/12
1st number: 6/40, 2nd number: 3 4/12
6/40 + 40/12 is 209/60.
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,
40/12 = 40 × 10/12 × 10 = 400/120 - Add the two like fractions:
18/120 + 400/120 = 18 + 400/120 = 418/120 - 418/120 simplified gives 209/60
- So, 6/40 + 40/12 = 209/60
In mixed form: 329/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40+40/12 6/40+80/12 6/80+40/12 6/40+40/24 18/40+40/12 6/40+40/36 30/40+40/12 6/40+40/60 42/40+40/12 6/40+40/84