Answers

Subtract 50/45 from 27/36

1^st number: 27/36, 2^nd number: 1 5/45

27/36 - 50/45 is -13/36.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 45 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 36 × 5 = 180,
   27/36 = 27 × 5/36 × 5 = 135/180
3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
   50/45 = 50 × 4/45 × 4 = 200/180
4. Subtract the two like fractions:
   135/180 - 200/180 = 135 - 200/180 = -65/180
5. After reducing the fraction, the answer is -13/36

MathStep (Works offline)

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

Related: ⁵⁴/₃₆-⁵⁰/₄₅ ²⁷/₇₂-⁵⁰/₄₅ ²⁷/₃₆-⁵⁰/₉₀ ⁸¹/₃₆-⁵⁰/₄₅

Subtract Fractions Calculator