Add 80/12 and 72/8
1st number: 6 8/12, 2nd number: 9 0/8
80/12 + 72/8 is 47/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
80/12 = 80 × 2/12 × 2 = 160/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
72/8 = 72 × 3/8 × 3 = 216/24 - Add the two like fractions:
160/24 + 216/24 = 160 + 216/24 = 376/24 - 376/24 simplified gives 47/3
- So, 80/12 + 72/8 = 47/3
In mixed form: 152/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/24+72/8 80/12+72/16 80/36+72/8 80/12+72/24 80/60+72/8 80/12+72/40 80/84+72/8 80/12+72/56