Add 8/81 and 1/30
8/81 + 1/30 is 107/810.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 30 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
8/81 = 8 × 10/81 × 10 = 80/810 - Likewise, for the 2nd fraction, since 30 × 27 = 810,
1/30 = 1 × 27/30 × 27 = 27/810 - Add the two like fractions:
80/810 + 27/810 = 80 + 27/810 = 107/810 - So, 8/81 + 1/30 = 107/810
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/81+1/30 8/81+2/30 8/81+1/60 24/81+1/30 8/81+3/30 8/81+1/90 40/81+1/30 8/81+5/30 56/81+1/30 8/81+7/30