Add 30/3 and 7/45
1st number: 10 0/3, 2nd number: 7/45
30/3 + 7/45 is 457/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
30/3 = 30 × 15/3 × 15 = 450/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
7/45 = 7 × 1/45 × 1 = 7/45 - Add the two like fractions:
450/45 + 7/45 = 450 + 7/45 = 457/45 - So, 30/3 + 7/45 = 457/45
In mixed form: 107/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/3+7/45 30/3+14/45 30/6+7/45 30/3+7/90 90/3+7/45 30/3+21/45 30/9+7/45 30/3+35/45 30/15+7/45 30/3+49/45 30/21+7/45