Add 4/12 and 20/5
1st number: 4/12, 2nd number: 4 0/5
4/12 + 20/5 is 13/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
4/12 = 4 × 5/12 × 5 = 20/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
20/5 = 20 × 12/5 × 12 = 240/60 - Add the two like fractions:
20/60 + 240/60 = 20 + 240/60 = 260/60 - 260/60 simplified gives 13/3
- So, 4/12 + 20/5 = 13/3
In mixed form: 41/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12+20/5 4/12+40/5 4/24+20/5 4/12+20/10 4/12+60/5 4/36+20/5 4/12+20/15 20/12+20/5 4/60+20/5 4/12+20/25 28/12+20/5 4/84+20/5 4/12+20/35