Add 27/3 and 54/15
1st number: 9 0/3, 2nd number: 3 9/15
27/3 + 54/15 is 63/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 15 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
27/3 = 27 × 5/3 × 5 = 135/15 - Likewise, for the 2nd fraction, since 15 × 1 = 15,
54/15 = 54 × 1/15 × 1 = 54/15 - Add the two like fractions:
135/15 + 54/15 = 135 + 54/15 = 189/15 - 189/15 simplified gives 63/5
- So, 27/3 + 54/15 = 63/5
In mixed form: 123/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/3+54/15 27/6+54/15 27/3+54/30 81/3+54/15 27/9+54/15 27/3+54/45 27/15+54/15 27/3+54/75 27/21+54/15