In this math lesson, we’ll learn how to represent a percent of decrease as an algebraic expression using a real-world scenario — the depreciation of a computer over time.
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In this math video we will find discount as a percent of decrease. We will understand discount as a markdown in price. We will find the percent of a number and decrease (or subtract) it from the original price. We will then apply a...

In this math video we will be using conversion ratios to change a recipe. We will be converting cups to fluid ounces and fluid ounces to tablespoons. We will answer a three part real world problem using conversion ratios to support our...

This video teaches how to calculate simple interest using the simple interest formula. It uses a real-life example of a savings account and breaks down the steps to find the total amount of money after one year. It's a great resource for...

In this video, the teacher explains how to calculate the final cost of an item on sale with a discount and tax, both in a physical store and online. Two different methods are presented for each scenario.

In this short video we will answer a standardized math test open response question where we are asked to find and compare unit rates in the real world. We will compare the price per ounce for two different size boxes of crackers. We...

In this short video we will answer a standardized math test question where we are asked to compare data by finding and using a percent. We will first review the table of data to understand the data given. We will then use a part to...

In this short math video we will demonstrate we know ho to calculate cost after markdowns. We will first understand that the original cost of the item is on sale for 10% off. We will calculate 10% of the original cost and subtract the...