Add 9/3 and 54/12
1st number: 3 0/3, 2nd number: 4 6/12
9/3 + 54/12 is 15/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
9/3 = 9 × 4/3 × 4 = 36/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
54/12 = 54 × 1/12 × 1 = 54/12 - Add the two like fractions:
36/12 + 54/12 = 36 + 54/12 = 90/12 - 90/12 simplified gives 15/2
- So, 9/3 + 54/12 = 15/2
In mixed form: 71/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/3+54/12 9/6+54/12 9/3+54/24 27/3+54/12 9/3+54/36 45/3+54/12 9/15+54/12 9/3+54/60 63/3+54/12 9/21+54/12 9/3+54/84