Answers

Subtract 49/32 from 7/18

1^st number: 7/18, 2^nd number: 1 17/32

7/18 - 49/32 is -329/288.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 32 is 288
   
   Next, find the equivalent fraction of both fractional numbers with denominator 288
2. For the 1st fraction, since 18 × 16 = 288,
   7/18 = 7 × 16/18 × 16 = 112/288
3. Likewise, for the 2nd fraction, since 32 × 9 = 288,
   49/32 = 49 × 9/32 × 9 = 441/288
4. Subtract the two like fractions:
   112/288 - 441/288 = 112 - 441/288 = -329/288

MathStep (Works offline)

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

Related: ¹⁴/₁₈-⁴⁹/₃₂ ⁷/₁₈-⁹⁸/₃₂ ⁷/₃₆-⁴⁹/₃₂ ⁷/₁₈-⁴⁹/₆₄ ²¹/₁₈-⁴⁹/₃₂ ⁷/₅₄-⁴⁹/₃₂ ⁷/₁₈-⁴⁹/₉₆ ³⁵/₁₈-⁴⁹/₃₂ ⁷/₉₀-⁴⁹/₃₂ ⁴⁹/₁₈-⁴⁹/₃₂

Subtract Fractions Calculator