Add 54/8 and 54/12
1st number: 6 6/8, 2nd number: 4 6/12
54/8 + 54/12 is 45/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
54/8 = 54 × 3/8 × 3 = 162/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
54/12 = 54 × 2/12 × 2 = 108/24 - Add the two like fractions:
162/24 + 108/24 = 162 + 108/24 = 270/24 - 270/24 simplified gives 45/4
- So, 54/8 + 54/12 = 45/4
In mixed form: 111/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/16+54/12 54/8+54/24 54/24+54/12 54/8+54/36 54/40+54/12 54/8+54/60 54/56+54/12 54/8+54/84