Chapter 2 - Solving Equations - 2-10 Change Expressed as a Percent - Practice and Problem-Solving Exercises - Page 150: 45

66.667%

This is a percent because we are asked to find what percent of one number another number is. In order to find what percent a number is of another number, divide that number by the other number and multiply by 100. Thus, we divide 8 by 12 and multiply by 100 to get 66.667 percent.