Add 20/6 and 80/84
1st number: 3 2/6, 2nd number: 80/84
20/6 + 80/84 is 30/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 6 × 14 = 84,
20/6 = 20 × 14/6 × 14 = 280/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
80/84 = 80 × 1/84 × 1 = 80/84 - Add the two like fractions:
280/84 + 80/84 = 280 + 80/84 = 360/84 - 360/84 simplified gives 30/7
- So, 20/6 + 80/84 = 30/7
In mixed form: 42/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6+80/84 20/12+80/84 60/6+80/84 20/18+80/84 20/30+80/84 20/42+80/84