Add 15/3 and 18/63
1st number: 5 0/3, 2nd number: 18/63
15/3 + 18/63 is 37/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 3 × 21 = 63,
15/3 = 15 × 21/3 × 21 = 315/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
18/63 = 18 × 1/63 × 1 = 18/63 - Add the two like fractions:
315/63 + 18/63 = 315 + 18/63 = 333/63 - 333/63 simplified gives 37/7
- So, 15/3 + 18/63 = 37/7
In mixed form: 52/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/3+18/63 15/3+36/63 15/6+18/63 45/3+18/63 15/3+54/63 15/9+18/63 75/3+18/63 15/3+90/63 15/21+18/63