Instructional Video
Virtual Nerd

Virtual Nerd: What Is the Formula for Compound Interest?

7th - 9th
Video tutorial explains the formula for compound interest which is involved in bank accounts, loans, and investments. [8:04]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Solve a Word Problem Using Unit Rates?

7th - 9th
This tutorial shows how to take a rate, convert it to a unit rate, then use that unit rate to calculate the answer. [3:58]
Instructional Video
Virtual Nerd

Virtual Nerd: Find Missing Measurements of Similar Figures Using a Proportion

7th - 9th
Video tutorial delves into how to find a missing measurement on similar figures by using proportions. [6:22]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Convert a Rate to a Unit Rate?

7th - 9th
Video tutorial shows how to convert a rate like 120 miles per 3 hours to the unit rate of 40 miles per hour. [4:26]
Instructional Video
Virtual Nerd

Virtual Nerd: What Are Similar Figures?

7th - 9th Standards
Two figures that are the same shape and have the same angle measurements are similar figures. Learn all about them in this tutorial. [7:22]
Instructional Video
Virtual Nerd

Virtual Nerd: What Are Rates and Unit Rates?

7th - 9th
View this video tutorial to learn about the difference between rate and unit rate. [4:13]
Instructional Video
Virtual Nerd

Virtual Nerd: What Is a Scale Drawing?

7th - 9th Standards
Scale drawings make it easy to see large things on paper. Watch this tutorial to learn all about them. [3:54]
Instructional Video
Virtual Nerd

Virtual Nerd: What Are Corresponding Parts in Similar Figures?

7th - 9th Standards
Video tutorial explains how to identify corresponding parts in similar figures. [6:28]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Set Up a Proportion From a Word Problem?

7th - 9th
By watching this tutorial, you will learn the steps to take in order to turn a word problem involving a blueprint into a proportion. [2:13]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Solve a Proportion Using Cross Products?

7th - 9th
Video tutorial demonstrates how to solve a percent proportion using the means-extremes property of proportions to cross multiply. [1:09]
Instructional Video
Virtual Nerd

Virtual Nerd: What's a Proportion?

7th - 9th Standards
Watch this tutorial to learn why proportions are actually equations with equal ratios. [3:45]
Instructional Video
Virtual Nerd

Virtual Nerd: What's the Means Extremes Property of Proportions?

7th - 9th
Watch this tutorial to learn about the means-extremes property of proportions that allows you to cross multiply, taking the product of the means and setting them equal to the product of the extremes. [5:59]
Instructional Video
Virtual Nerd

Virtual Nerd: What's a Ratio?

7th - 9th
Ratios are everywhere. Watch this video tutorial to learn about them. [1:13]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Solve a Word Problem Using a Proportion?

7th - 9th
This tutorial demonstrates how to use the scale from a blueprint of a house to help find the actual height of the house by using a proportion to solve. [2:29]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Use a Table of Equivalent Ratios to Predict a Value?

7th - 9th
Learn how to use the pattern in a table of equivalent ratios to find an answer to a word problem by watching this video tutorial. [4:34]
Instructional Video
Virtual Nerd

Virtual Nerd: How to Use the Distributive Property to Simplify an Expression

6th - 8th Standards
In this tutorial, find out how to apply the distributive property. Remember that this is important when trying to simplify an expression and get rid of parentheses. [4:21]
Instructional Video
Virtual Nerd

Virtual Nerd: How to Write an Equation for Direct Variation From a Table

6th - 8th Standards
This tutorial show how to take a table of values and describe the relation using a direct variation equation. [2:45]
Instructional Video
Virtual Nerd

Virtual Nerd: Finding Constant of Variation From a Direct Variation Equation

6th - 8th
The constant of variation is the number that relates two variables that are directly proportional or inversely proportional to one another. Watch this tutorial to see how to find the constant of variation for a direct variation equation....
Instructional Video
Virtual Nerd

Virtual Nerd: Write an Equation for Direct Variation Given a Point

6th - 8th Standards
This tutorial shows how to take given information and turn it into a direct variation equation. Then, see how to use that equation to find the value of one of the variables. [2:04]
Instructional Video
Virtual Nerd

Virtual Nerd: Equation of a Line in Slope Intercept Form if You Have a Graph

7th - 8th Standards
This tutorial shows how to take two points on the graph of a line and use them to find the slope-intercept form of the line. [4:45]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Solve a Word Problem With an Equation Using Addition?

6th - 7th
See how to translate a word problem into an equation, solve to find the answer, and check the answer all in this tutorial. [2:46]
Instructional Video
Virtual Nerd

Virtual Nerd: Solving a Word Problem Using a Two Step Equation With Decimals?

6th - 8th
Find out how to solve a word problem using a two-step equation with decimals. [3:31]
Instructional Video
Virtual Nerd

Virtual Nerd: What Is the Distance Formula?

7th - 8th Standards
This tutorial introduces the distance formula and shows how to find it. [3:01]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Identify Points on a Graph?

5th - 7th Standards
Plotting points on the coordinate plane is the foundation of graphing equations. Before students can graph equations, get familiar with the coordinate plane here in this tutorial. [7:17]