Instructional Video4:36
Curated Video

Pay Raise and Percent of Increase

9th - 12th
In this math video we will discuss pay raise & percent of increase. We will be presented with an employee's hourly wage for their first year of employment. We will also be given the percent of increase or raise for the second year. We...
Instructional Video5:38
Curated Video

Calculating Percent of a Number Using Proportion Model

K - 5th
In this video, a teacher explains the concept of proportions and how they can be used to find the part of a total. The example of a survey is used to demonstrate how to calculate the number of people who prefer a specific flavor of ice...
Instructional Video4:01
Curated Video

Discount: A Percent of Decrease

9th - 12th
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...
Instructional Video2:48
Curated Video

Using Real World Percent to Solve a Problem

9th - 12th
In this short video we will answer a standardized math test question where we are asked to solve a multi-step percent problem. We will first draw a picture to understand the problem. We will find the percent of a number. We will then...
Instructional Video4:09
Curated Video

Sales Tax and Percent of Increase

9th - 12th
In this math video we will write an algebraic expression two ways to represent sales tax & percent of increase. We will understand sales tax as a percent of increase. When you pay sales tax on an item you must pay 100% of the item plus...
Instructional Video9:26
Curated Video

Using 1% and 10% to Find Percentages of a Number

K - 12th
This video shows how to calculate percentages using 1% and 10% as starting points. You’ll learn to break down percentages by first finding 10%, then 1%, and building from there. Step-by-step examples will help you master these methods...
Instructional Video2:46
Brian McLogan

Percent of change

12th - Higher Ed
👉 Learn how to solve problems using percents. When solving problems with percents we will either convert the percents to decimal form or use proportions to solve. We will look to solve for the percent of change, the original price,...
Instructional Video3:35
Curated Video

How to Calculate Cost After Markdowns

9th - 12th
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...
Instructional Video3:51
Brian McLogan

Percents original price

12th - Higher Ed
👉 Learn how to solve problems using percents. When solving problems with percents we will either convert the percents to decimal form or use proportions to solve. We will look to solve for the percent of change, the original price,...
Instructional Video7:40
Curated Video

Part of a Percent

K - 8th
"Part of a Percent" models how to draw a double number line to calculate a part when given the percent and a total.
Instructional Video9:03
Curated Video

How to Calculate Percent Change - Percent Increase, Decrease and Percent Error

9th - Higher Ed
In this video, How to Calculate Percent Change from Math Defined, Mrs. C walks you through step-by-step examples using real-life situations you can relate to — like video views, price drops, and even a jellybean guessing contest. 🍬
Instructional Video4:10
Curated Video

Chemistry - Calculating Percent (%) Composition

9th - Higher Ed
Percent composition is the percent of total mass of one element in a compound. We can find the percent composition by using this formula: mass of element/total mass of compound times 100. In this video, we will cover what percent...
Instructional Video4:22
Brian McLogan

Original price percents

12th - Higher Ed
👉 Learn how to solve problems using percents. When solving problems with percents we will either convert the percents to decimal form or use proportions to solve. We will look to solve for the percent of change, the original price,...
Instructional Video1:39
Brian McLogan

How to factor a monomial to it's linear factors

12th - Higher Ed
👉 Learn how to factor a number, variable, and monomial completely. To factor means to write our term as a product of its factors. Therefore we will learn how to break down a number, variable, and monomial into its factors.
Instructional Video4:53
Brian McLogan

Learn how to create a box and whisker plot for a set of data

12th - Higher Ed
👉 Learn how to find the mean, the median, and the mode of a set of data. The (arithmetic) mean of a set of data is the average of the set of data and is obtained by adding up the numbers in the set of data and dividing it by the count of...
Instructional Video1:47
Curated Video

Calculating a Percentage of a Whole Number: Solving 2% of 3,000

3rd - 5th
This video shows the process for solving the problem presented in SATs 2022 Paper 1 Q28, which involves calculating a percentage of a whole number. Students will learn how to partition a percent in order to make calculating the result a...
Instructional Video2:56
Curated Video

Calculating a Percentage of a Whole Number: Solving 15% of 3,200

3rd - 5th
This video shows the process for solving the problem presented in SATs 2022 Paper 1 Q27, which involves calculating a percentage of a whole number. Students will learn how to partition a percent in order to make calculating the result a...
Instructional Video2:47
Brian McLogan

How to factor any integer

12th - Higher Ed
👉 Learn how to factor a number, variable, and monomial completely. To factor means to write our term as a product of its factors. Therefore we will learn how to break down a number, variable, and monomial into its factors.
Instructional Video5:19
Curated Video

Chemistry - Calculating the Empirical Formula of a Compound!

9th - Higher Ed
The empirical formula tells us the lowest whole number ratio of elements in a compound. We can find the empirical formula using 4 easy steps. In this video we will cover those 4 steps and work through 2 practice problems to show you how...
Instructional Video4:29
Curated Video

Find the Part When the Percent and Total Are Known

K - 5th
In this lesson, students will learn how to calculate the part of a whole when given a percentage and the total. By using a double number line, students can visually represent the ratio and solve the problem. This lesson emphasizes...
Instructional Video4:57
Curated Video

Comparing and Ordering Rational Numbers

K - 5th
In this video lesson, students will learn how to compare and order rational numbers by converting them between fractions, decimals, and percents. Explore the concept using real-life examples, such as calculating tax deductions from a...
Instructional Video3:52
Brian McLogan

Learn how to find the percentage of a population

12th - Higher Ed
In this video playlist you will review problems you are likely to encounter when taking the ACT and SAT
Instructional Video2:57
Curated Video

Calculating a Percentage of a Whole Number: Solving 80% of 115

3rd - 5th
This video shows the process for solving the problem presented in SATs 2022 Paper 1 Q30, which involves calculating a percentage of a whole number. Students will learn how to partition a percent in order to make calculating the result a...
Instructional Video3:28
Brian McLogan

Price and tax

12th - Higher Ed
👉 Learn how to solve problems using percents. When solving problems with percents we will either convert the percents to decimal form or use proportions to solve. We will look to solve for the percent of change, the original price,...