Add 6/40 and 6/12
6/40 + 6/12 is 13/20.
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,
6/12 = 6 × 10/12 × 10 = 60/120 - Add the two like fractions:
18/120 + 60/120 = 18 + 60/120 = 78/120 - 78/120 simplified gives 13/20
- So, 6/40 + 6/12 = 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40+6/12 6/80+6/12 6/40+6/24 18/40+6/12 6/40+18/12 6/40+6/36 30/40+6/12 6/40+30/12 6/40+6/60 42/40+6/12 6/40+42/12 6/40+6/84