Add 6/27 and 20/30
6/27 + 20/30 is 8/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
6/27 = 6 × 10/27 × 10 = 60/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
20/30 = 20 × 9/30 × 9 = 180/270 - Add the two like fractions:
60/270 + 180/270 = 60 + 180/270 = 240/270 - 240/270 simplified gives 8/9
- So, 6/27 + 20/30 = 8/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/27+20/30 6/27+40/30 6/54+20/30 6/27+20/60 18/27+20/30 6/27+60/30 6/81+20/30 6/27+20/90 30/27+20/30 42/27+20/30