Answers

Subtract 15/72 from 50/75

50/75 - 15/72 is 11/24.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 72 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 75 × 24 = 1800,
   50/75 = 50 × 24/75 × 24 = 1200/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   15/72 = 15 × 25/72 × 25 = 375/1800
4. Subtract the two like fractions:
   1200/1800 - 375/1800 = 1200 - 375/1800 = 825/1800
5. After reducing the fraction, the answer is 11/24

MathStep (Works offline)

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

Related: ⁵⁰/₇₅-³⁰/₇₂ ⁵⁰/₇₅-⁴⁵/₇₂ ⁵⁰/₇₅-⁷⁵/₇₂

Subtract Fractions Calculator