Percent Problems involving Discount
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Videos, worksheets, stories and songs to help Grade 8 students learn how to solve percent problems involving discount.
Discount Price Problems
A discount price problem is a mathematical problem that involves calculating the reduced price of an item after a certain percentage or a fixed amount has been subtracted from its original price.
Here are some key terms that you may find in a discount price problem.
Original Price (List Price/Marked Price): The initial price of the item before any discount.
Discount Percentage: The amount of reduction expressed as a percentage of the original price.
Discount Amount: The actual amount of money saved.
Sale Price (Final Price/Discounted Price): The price you pay after the discount is applied.
The following diagram shows how to calculate the discount amount and the final price after the discount. Scroll down the page for more examples and solutions.
Percent Worksheets
Practice your skills with the following percent worksheets:
Online & Printable Percent Worksheets
There are a few common variations of discount price problems:
Finding the discount amount:
Given the original price and the discount percentage, calculate how much money is saved.
Discount Amount = Original Price × Discount Percentage
Finding the sale price:
Given the original price and the discount percentage, calculate the final price the customer pays.
Sale Price = Original Price × (1 - Discount Percentage)
Finding the discount percentage:
Given the original price and the sale price, calculate the percentage by which the price was reduced.
Discount Amount = Original Price - Sale Price
Discount Percentage = (Discount Amount / Original Price) × 100%
How to Calculate a Discount and Sale Price
This video shows how to find the discount and sale price.
Finding Discounts
The video covers a one-step and a two-step process for finding a sale price, given a percent of discount. It includes four examples.
Discount Word Problems
This video will show you how to find discount amounts, discount rates, and sales price.
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