Answers

Subtract 18/25 from 9/8

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

9/8 - 18/25 is 81/200.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 25 is 200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 200
2. For the 1st fraction, since 8 × 25 = 200,
   9/8 = 9 × 25/8 × 25 = 225/200
3. Likewise, for the 2nd fraction, since 25 × 8 = 200,
   18/25 = 18 × 8/25 × 8 = 144/200
4. Subtract the two like fractions:
   225/200 - 144/200 = 225 - 144/200 = 81/200

MathStep (Works offline)

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

Related: ¹⁸/₈-¹⁸/₂₅ ⁹/₈-³⁶/₂₅ ⁹/₁₆-¹⁸/₂₅ ⁹/₈-¹⁸/₅₀ ²⁷/₈-¹⁸/₂₅ ⁹/₈-⁵⁴/₂₅ ⁹/₂₄-¹⁸/₂₅ ⁹/₈-¹⁸/₇₅ ⁴⁵/₈-¹⁸/₂₅ ⁹/₈-⁹⁰/₂₅ ⁹/₄₀-¹⁸/₂₅ ⁶³/₈-¹⁸/₂₅ ⁹/₅₆-¹⁸/₂₅

Subtract Fractions Calculator