Answers

Subtract 50/72 from 8/54

8/54 - 50/72 is -59/108.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 72 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 54 × 4 = 216,
   8/54 = 8 × 4/54 × 4 = 32/216
3. Likewise, for the 2nd fraction, since 72 × 3 = 216,
   50/72 = 50 × 3/72 × 3 = 150/216
4. Subtract the two like fractions:
   32/216 - 150/216 = 32 - 150/216 = -118/216
5. After reducing the fraction, the answer is -59/108

MathStep (Works offline)

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

Related: ¹⁶/₅₄-⁵⁰/₇₂ ²⁴/₅₄-⁵⁰/₇₂ ⁴⁰/₅₄-⁵⁰/₇₂ ⁵⁶/₅₄-⁵⁰/₇₂

Subtract Fractions Calculator