Answers

Subtract 9/32 from 10/40

10/40 - 9/32 is -1/32.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 32 is 160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 160
2. For the 1st fraction, since 40 × 4 = 160,
   10/40 = 10 × 4/40 × 4 = 40/160
3. Likewise, for the 2nd fraction, since 32 × 5 = 160,
   9/32 = 9 × 5/32 × 5 = 45/160
4. Subtract the two like fractions:
   40/160 - 45/160 = 40 - 45/160 = -5/160
5. After reducing the fraction, the answer is -1/32

MathStep (Works offline)

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

Related: ²⁰/₄₀-⁹/₃₂ ¹⁰/₄₀-¹⁸/₃₂ ¹⁰/₈₀-⁹/₃₂ ¹⁰/₄₀-⁹/₆₄ ³⁰/₄₀-⁹/₃₂ ¹⁰/₄₀-²⁷/₃₂ ¹⁰/₄₀-⁹/₉₆ ⁵⁰/₄₀-⁹/₃₂ ¹⁰/₄₀-⁴⁵/₃₂ ⁷⁰/₄₀-⁹/₃₂ ¹⁰/₄₀-⁶³/₃₂

Subtract Fractions Calculator