What is the simplest form of 8 over 12?

To find the simplest form of 8 over 12, divide both the numerator (8) and the denominator (12) by their greatest common divisor. The greatest common divisor of 8 and 12 is 4. Dividing 8 by 4 gives 2, and dividing 12 by 4 gives 3. Therefore, the simplest form of 8 over 12 is 2/3.