Answers

Subtract 14/81 from 28/35

28/35 - 14/81 is 254/405.

Steps for subtracting fractions

1. 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
2. For the 1st fraction, since 35 × 81 = 2835,
   28/35 = 28 × 81/35 × 81 = 2268/2835
3. Likewise, for the 2nd fraction, since 81 × 35 = 2835,
   14/81 = 14 × 35/81 × 35 = 490/2835
4. Subtract the two like fractions:
   2268/2835 - 490/2835 = 2268 - 490/2835 = 1778/2835
5. After reducing the fraction, the answer is 254/405

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁵⁶/₃₅-¹⁴/₈₁ ²⁸/₃₅-²⁸/₈₁ ²⁸/₇₀-¹⁴/₈₁ ⁸⁴/₃₅-¹⁴/₈₁ ²⁸/₃₅-⁴²/₈₁ ²⁸/₃₅-⁷⁰/₈₁ ²⁸/₃₅-⁹⁸/₈₁

Subtract Fractions Calculator