Answers

Subtract 4/5 from 25/54

25/54 - 4/5 is -91/270.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 5 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 54 × 5 = 270,
   25/54 = 25 × 5/54 × 5 = 125/270
3. Likewise, for the 2nd fraction, since 5 × 54 = 270,
   4/5 = 4 × 54/5 × 54 = 216/270
4. Subtract the two like fractions:
   125/270 - 216/270 = 125 - 216/270 = -91/270

MathStep (Works offline)

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

Related: ⁵⁰/₅₄-⁴/₅ ²⁵/₅₄-⁸/₅ ²⁵/₅₄-⁴/₁₀ ⁷⁵/₅₄-⁴/₅ ²⁵/₅₄-¹²/₅ ²⁵/₅₄-⁴/₁₅ ²⁵/₅₄-²⁰/₅ ²⁵/₅₄-⁴/₂₅ ²⁵/₅₄-²⁸/₅ ²⁵/₅₄-⁴/₃₅

Subtract Fractions Calculator