Add 12/3 and 35/45
1st number: 4 0/3, 2nd number: 35/45
12/3 + 35/45 is 43/9.
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,
12/3 = 12 × 15/3 × 15 = 180/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
35/45 = 35 × 1/45 × 1 = 35/45 - Add the two like fractions:
180/45 + 35/45 = 180 + 35/45 = 215/45 - 215/45 simplified gives 43/9
- So, 12/3 + 35/45 = 43/9
In mixed form: 47/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/3+35/45 12/3+70/45 12/6+35/45 12/3+35/90 36/3+35/45 12/9+35/45 60/3+35/45 12/15+35/45 84/3+35/45 12/21+35/45