Add 12/20 and 48/12
1st number: 12/20, 2nd number: 4 0/12
12/20 + 48/12 is 23/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
12/20 = 12 × 3/20 × 3 = 36/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
48/12 = 48 × 5/12 × 5 = 240/60 - Add the two like fractions:
36/60 + 240/60 = 36 + 240/60 = 276/60 - 276/60 simplified gives 23/5
- So, 12/20 + 48/12 = 23/5
In mixed form: 43/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/20+48/12 12/20+96/12 12/40+48/12 12/20+48/24 36/20+48/12 12/60+48/12 12/20+48/36 60/20+48/12 12/20+48/60 84/20+48/12 12/20+48/84