Answers

Subtract 24/35 from 25/81

25/81 - 24/35 is -1069/2835.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 35 is 2835
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2835
2. For the 1st fraction, since 81 × 35 = 2835,
   25/81 = 25 × 35/81 × 35 = 875/2835
3. Likewise, for the 2nd fraction, since 35 × 81 = 2835,
   24/35 = 24 × 81/35 × 81 = 1944/2835
4. Subtract the two like fractions:
   875/2835 - 1944/2835 = 875 - 1944/2835 = -1069/2835

MathStep (Works offline)

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

Related: ⁵⁰/₈₁-²⁴/₃₅ ²⁵/₈₁-⁴⁸/₃₅ ²⁵/₈₁-²⁴/₇₀ ⁷⁵/₈₁-²⁴/₃₅ ²⁵/₈₁-⁷²/₃₅

Subtract Fractions Calculator