Add 20/54 and 48/12
1st number: 20/54, 2nd number: 4 0/12
20/54 + 48/12 is 118/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 12 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
20/54 = 20 × 2/54 × 2 = 40/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
48/12 = 48 × 9/12 × 9 = 432/108 - Add the two like fractions:
40/108 + 432/108 = 40 + 432/108 = 472/108 - 472/108 simplified gives 118/27
- So, 20/54 + 48/12 = 118/27
In mixed form: 410/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/54+48/12 20/54+96/12 20/54+48/24 60/54+48/12 20/54+48/36 20/54+48/60 20/54+48/84