Instructional Video4:37
Curated Video

Facts about Linear Functions

9th - 12th
In this math video we will learn facts about linear functions. We will discuss the characteristics of a linear function in slope-intercept form. We will review that slope-intercept form is y=mx+b. We will discover that m represents the...
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 Video2:59
Curated Video

Area and Volume of a Prism

9th - 12th
In this math video we will find the area of a the base of a prism & the volume of a prism. We will begin this three part question by finding the area of the base of a square prism. We will review all measurements to be sure they are in...
Instructional Video2:59
Curated Video

How to Find the Radius of a Circle from the Area

9th - 12th
In this math video we will learn how to find the radius of a circle from the area of a circle. We will be provided with the area of a circle in terms of pi and asked the measurement of the radius. We will review and use the formula for...
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 Video2:54
Curated Video

Slicing a 3D Figure

9th - 12th
In this math video we will describe the two dimensional face formed from slicing a 3D figure. We will relate the number of faces passed through when slicing to the number of sides on the two dimensional cross section. We will visually...
Instructional Video1:46
Curated Video

How Many Unique Triangles

9th - 12th
In this math video we will determine how many unique triangles can be formed. We will be given three angle measures and asked how many unique triangles can be formed. We will review and understand that the three interior angles of any...
Instructional Video3:46
Curated Video

Find Percent of a Whole Number

9th - 12th
In this math video we will find percent of a whole number and a fraction of a whole number. We will be presented with a real world situation. We will be asked to find the amount left after removing 25% of the whole. We will then be asked...
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 Video7:09
Curated Video

Using Conversion Ratios

9th - 12th
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...
Instructional Video4:47
Curated Video

Writing Percent of Decrease Algebraically

9th - 12th
In this math video we will be writing percent of decrease algebraically. We will be given a real world situation and asked to identify to equivalent expressions that represent the real world situation. We will first interpret the...
Instructional Video6:09
Curated Video

How to Interpret a Scatter Plot

9th - 12th
In this math video we will learn how to interpret a scatter plot. We will review how to read a scatter plot and identify data points. We will determine the relationship between x and y axis and specific points. We define an outlier as a...
Instructional Video3:02
Curated Video

How to Compare and Interpret a Graph

9th - 12th
In this math video we will learn how to compare & interpret a graph. We will connect unit rate to slope or constant of proportionality on the graph. We will write an equation using the unit rate. As we compare two lines on the graph we...
Instructional Video4:42
Curated Video

GCSE Maths - How to Express One Number as a Percentage of Another #97

9th - Higher Ed
This video covers how to express one number as a percentage of another number, like 'Express 15 as a percentage of 25'. This video is suitable for maths courses around the world. KS3 - All on your course GCSE Foundation - All on your...
Instructional Video4:07
Curated Video

Determine the Type of Solution | 8.EE.C.8

9th - 12th
In this math video we will determine the type of solution of a system of a linear equations. We will be provided four answer choices - no solution, one solution, two solutions, or infinitely many solutions. We will review each type of...
Instructional Video5:23
Curated Video

Real World System of Linear Equations to Determine Cost | 8.EE.C.8

9th - 12th
In this math video we will write and solve a real world system of linear equations to determine cost. We will be presented with a real world situation where two friends are shopping the same store for a game system and video games. We...
Instructional Video6:35
Curated Video

CHECKLIST for Solving a System of Equations | 8.EE.C.8

9th - 12th
In this math video we will create and use a checklist for solving a system of equations. Checklist Step 1: If necessary, solve one of the equations for one of the two variables. Step 2: Substitute the expression from Step 1 into the...
Instructional Video2:17
Curated Video

Comparing Two Rates of Change Using Words & a Graph | 8.EE.B.5

9th - 12th
In this math video we will be comparing two rates of change using words & a graph. We will be asked to identify who ran more miles in their first hour of their run. We will find the rate of miles ran in an hour. When reading the graph,...
Instructional Video2:39
Curated Video

Using a Real World Ratio | 6.RP.A.3

9th - 12th
In this math video we will be using a real world ratio. We will interpret the given information to write a real world ratio. We will use equivalent ratios to write a proportion. We will use the concept of equivalency to identify the...
Instructional Video5:28
Curated Video

Determine the Unit Rate-Cost for ONE | 6.RP.A.2

9th - 12th
In this math video we will determine the unit rate or cost for one. We will begin by understanding that unit rate is the cost for 1. We will write an ratio using the given information. We will write a proportion to determine a second...
Instructional Video8:02
Curated Video

Converting Measurements: Inches & Centimeters | 6.RP.A.3

9th - 12th
In this math video we will be converting measurements: inches to feet and inches to centimeters. We will solve this two part question using conversion ratios to write equivalent ratios, also known as a proportion. We will review how to...
Instructional Video2:35
Curated Video

How to Use a RATIO | 6.RP.A.3

9th - 12th
In this math video we will learn how to use a ratio. We will be given a ratio of mass to volume. We will review how to write a ratio and how to write a proportion using equivalent ratios. We will use the given information and identify...
Instructional Video5:19
Curated Video

Reasoning with Ratios for a Recipe | 6.RP.A.3

9th - 12th
In this math video we will be reasoning with ratios for a recipe. We will be provided with 3 ingredients to a cookie recipe and we will be asked to identify ratios of ingredients where we either double, triple, or possibly halve the...
Instructional Video1:59
Curated Video

Identify & Use Unit Rate from a Table | 6.RP.A.3

9th - 12th
In this math video we will identify & use unit rate from a table. We will review that unit rate is the cost for one item. We will use the table to identify the cost for one. We will then multiply the unit rate by the number of desired,...