Part of a 100
percent
Percent increase,the amount added to the total given to the waiter
tip
The amount subtracted from the total
discount
A paycheck that is based on a percent of what is sold
commission
Added to the total bill and given to the government
tax
An equation which states two ratios are equivalent
proportion
The base , starting amount for invested money
principle
Used when a word problem has increase,mark up,tax and etc.
percent of increase
When a word problem asks for how much money after ; tip,tax and etc.
percent of change
Become or make greater in size , amount
increase
To become smaller or fewer in size and amount
decrease
A tip or gift given for a service provided , added above bill
gratuity
money charged for borrowing money
interest
the money left after expensives have been subtracted from income
Profit
The item with the lowest unit price
better buy
Gives price item
Unit price
The price of a product after the discount
sales price
The amount of money generated when good are sold
sales
the starting or regular price
original price