Add 45/3 and 30/63
1st number: 15 0/3, 2nd number: 30/63
45/3 + 30/63 is 325/21.
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,
45/3 = 45 × 21/3 × 21 = 945/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
30/63 = 30 × 1/63 × 1 = 30/63 - Add the two like fractions:
945/63 + 30/63 = 945 + 30/63 = 975/63 - 975/63 simplified gives 325/21
- So, 45/3 + 30/63 = 325/21
In mixed form: 1510/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3+30/63 45/3+60/63 45/6+30/63 45/3+90/63 45/9+30/63 45/15+30/63 45/21+30/63