Add 5/6 and 30/84
5/6 + 30/84 is 25/21.
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,
5/6 = 5 × 14/6 × 14 = 70/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
30/84 = 30 × 1/84 × 1 = 30/84 - Add the two like fractions:
70/84 + 30/84 = 70 + 30/84 = 100/84 - 100/84 simplified gives 25/21
- So, 5/6 + 30/84 = 25/21
In mixed form: 14/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/6+30/84 5/6+60/84 5/12+30/84 15/6+30/84 5/6+90/84 5/18+30/84 25/6+30/84 5/30+30/84 35/6+30/84 5/42+30/84