Add 80/12 and 70/6
1st number: 6 8/12, 2nd number: 11 4/6
80/12 + 70/6 is 55/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 6 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
80/12 = 80 × 1/12 × 1 = 80/12 - Likewise, for the 2nd fraction, since 6 × 2 = 12,
70/6 = 70 × 2/6 × 2 = 140/12 - Add the two like fractions:
80/12 + 140/12 = 80 + 140/12 = 220/12 - 220/12 simplified gives 55/3
- So, 80/12 + 70/6 = 55/3
In mixed form: 181/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/24+70/6 80/12+70/12 80/36+70/6 80/12+70/18 80/60+70/6 80/12+70/30 80/84+70/6 80/12+70/42