Add 27/30 and 6/81
27/30 + 6/81 is 263/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 81 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 30 × 27 = 810,
27/30 = 27 × 27/30 × 27 = 729/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
6/81 = 6 × 10/81 × 10 = 60/810 - Add the two like fractions:
729/810 + 60/810 = 729 + 60/810 = 789/810 - 789/810 simplified gives 263/270
- So, 27/30 + 6/81 = 263/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/30+6/81 27/30+12/81 27/60+6/81 81/30+6/81 27/30+18/81 27/90+6/81 27/30+30/81 27/30+42/81