Add 80/12 and 30/10
1st number: 6 8/12, 2nd number: 3 0/10
80/12 + 30/10 is 29/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
80/12 = 80 × 5/12 × 5 = 400/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
30/10 = 30 × 6/10 × 6 = 180/60 - Add the two like fractions:
400/60 + 180/60 = 400 + 180/60 = 580/60 - 580/60 simplified gives 29/3
- So, 80/12 + 30/10 = 29/3
In mixed form: 92/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12+60/10 80/24+30/10 80/12+30/20 80/12+90/10 80/36+30/10 80/60+30/10 80/12+30/50 80/84+30/10 80/12+30/70