______________ are ratios that compare a number to 100.
is an educated gues
numbers that go well together because they have common factors.
percentage of change
ischangers the amount of change to the original amount.
percentage of increase
describes how much the original amount increases.
percentage of decrease
describes how much the original amount decreases.
is a fee paid to a person who makes a sale. (usually a part of the selling price). also called the commission rate.
is the tax on the sale of an item or service.