Add 9/2 and 80/12
1st number: 4 1/2, 2nd number: 6 8/12
9/2 + 80/12 is 67/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
9/2 = 9 × 6/2 × 6 = 54/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
80/12 = 80 × 1/12 × 1 = 80/12 - Add the two like fractions:
54/12 + 80/12 = 54 + 80/12 = 134/12 - 134/12 simplified gives 67/6
- So, 9/2 + 80/12 = 67/6
In mixed form: 111/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/2+80/12 9/4+80/12 9/2+80/24 27/2+80/12 9/6+80/12 9/2+80/36 45/2+80/12 9/10+80/12 9/2+80/60 63/2+80/12 9/14+80/12 9/2+80/84