Add 40/5 and 6/12
1st number: 8 0/5, 2nd number: 6/12
40/5 + 6/12 is 17/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
40/5 = 40 × 12/5 × 12 = 480/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
6/12 = 6 × 5/12 × 5 = 30/60 - Add the two like fractions:
480/60 + 30/60 = 480 + 30/60 = 510/60 - 510/60 simplified gives 17/2
- So, 40/5 + 6/12 = 17/2
In mixed form: 81/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/5+6/12 40/10+6/12 40/5+6/24 40/5+18/12 40/15+6/12 40/5+6/36 40/5+30/12 40/25+6/12 40/5+6/60 40/5+42/12 40/35+6/12 40/5+6/84