Answers

Subtract 90/36 from 8/25

1^st number: 8/25, 2^nd number: 2 18/36

8/25 - 90/36 is -109/50.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 36 is 900
   
   Next, find the equivalent fraction of both fractional numbers with denominator 900
2. For the 1st fraction, since 25 × 36 = 900,
   8/25 = 8 × 36/25 × 36 = 288/900
3. Likewise, for the 2nd fraction, since 36 × 25 = 900,
   90/36 = 90 × 25/36 × 25 = 2250/900
4. Subtract the two like fractions:
   288/900 - 2250/900 = 288 - 2250/900 = -1962/900
5. After reducing the fraction, the answer is -109/50

MathStep (Works offline)

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

Related: ¹⁶/₂₅-⁹⁰/₃₆ ⁸/₅₀-⁹⁰/₃₆ ⁸/₂₅-⁹⁰/₇₂ ²⁴/₂₅-⁹⁰/₃₆ ⁸/₇₅-⁹⁰/₃₆ ⁴⁰/₂₅-⁹⁰/₃₆ ⁵⁶/₂₅-⁹⁰/₃₆

Subtract Fractions Calculator