Add 6/84 and 27/30
6/84 + 27/30 is 34/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
6/84 = 6 × 5/84 × 5 = 30/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
27/30 = 27 × 14/30 × 14 = 378/420 - Add the two like fractions:
30/420 + 378/420 = 30 + 378/420 = 408/420 - 408/420 simplified gives 34/35
- So, 6/84 + 27/30 = 34/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84+27/30 6/84+54/30 6/84+27/60 18/84+27/30 6/84+81/30 6/84+27/90 30/84+27/30 42/84+27/30