Subtract 2/81 from 2/35
2/35 - 2/81 is 92/2835.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 81 is 2835
Next, find the equivalent fraction of both fractional numbers with denominator 2835 - For the 1st fraction, since 35 × 81 = 2835,
2/35 = 2 × 81/35 × 81 = 162/2835 - Likewise, for the 2nd fraction, since 81 × 35 = 2835,
2/81 = 2 × 35/81 × 35 = 70/2835 - Subtract the two like fractions:
162/2835 - 70/2835 = 162 - 70/2835 = 92/2835
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/35-2/81 2/35-4/81 2/70-2/81 6/35-2/81 2/35-6/81 10/35-2/81 2/35-10/81 14/35-2/81 2/35-14/81