Add 20/6 and 54/18
1st number: 3 2/6, 2nd number: 3 0/18
20/6 + 54/18 is 19/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
20/6 = 20 × 3/6 × 3 = 60/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
54/18 = 54 × 1/18 × 1 = 54/18 - Add the two like fractions:
60/18 + 54/18 = 60 + 54/18 = 114/18 - 114/18 simplified gives 19/3
- So, 20/6 + 54/18 = 19/3
In mixed form: 61/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6+54/18 20/12+54/18 20/6+54/36 60/6+54/18 20/18+54/18 20/30+54/18 20/6+54/90 20/42+54/18