Subtract 35/81 from 14/30
14/30 - 35/81 is 14/405.
Steps for subtracting 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,
14/30 = 14 × 27/30 × 27 = 378/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
35/81 = 35 × 10/81 × 10 = 350/810 - Subtract the two like fractions:
378/810 - 350/810 = 378 - 350/810 = 28/810 - After reducing the fraction, the answer is 14/405
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/30-35/81 14/30-70/81 14/60-35/81 42/30-35/81 14/90-35/81 70/30-35/81 98/30-35/81