66/375 = 17.6%
A value like 66 out of 375, or 17.6%, might describe the share of students who ride the bus, customers who choose a certain product, or questions answered correctly on a quiz. It shows that the group is a noticeable minority, but far from half.
To picture 17.6% quickly, imagine about 18 shaded squares in a grid of 100 squares. You can also think of it as close to one-sixth, since one-sixth is a little under 17%.
A common mistake is to read 17.6% as 17.6 whole items instead of 17.6 out of every 100. When using the fraction, remember that 66 is the selected part and 375 is the total amount.