Add 20/3 and 3/45
1st number: 6 2/3, 2nd number: 3/45
20/3 + 3/45 is 101/15.
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,
20/3 = 20 × 15/3 × 15 = 300/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
3/45 = 3 × 1/45 × 1 = 3/45 - Add the two like fractions:
300/45 + 3/45 = 300 + 3/45 = 303/45 - 303/45 simplified gives 101/15
- So, 20/3 + 3/45 = 101/15
In mixed form: 611/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/3+3/45 20/3+6/45 20/6+3/45 20/3+3/90 60/3+3/45 20/3+9/45 20/9+3/45 20/3+15/45 20/15+3/45 20/3+21/45 20/21+3/45