Add 45/12 and 50/9
1st number: 3 9/12, 2nd number: 5 5/9
45/12 + 50/9 is 335/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
45/12 = 45 × 3/12 × 3 = 135/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
50/9 = 50 × 4/9 × 4 = 200/36 - Add the two like fractions:
135/36 + 200/36 = 135 + 200/36 = 335/36 - So, 45/12 + 50/9 = 335/36
In mixed form: 911/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+50/9 45/24+50/9 45/12+50/18 45/36+50/9 45/12+50/27 45/60+50/9 45/12+50/45 45/84+50/9 45/12+50/63