Instructional Video11:21
Curated Video

Theoretical and Experimental Probability

9th - 12th
In this math video lesson we will learn about theoretical and experimental probability. We will define theoretical probability as the ratio of the number of favorable outcomes to the number of possible outcomes. We will review possible...
Instructional Video7:26
Curated Video

How to Analyze a Graph

9th - 12th
In this math video we will review how to analyze a graph. We will be presented with a qualitative graph that displays distance traveled as a function of time. Since it is a qualitative graph, the graph does not have numbers. We will need...
Instructional Video3:10
Curated Video

Distance in the Coordinate Plane

9th - 12th
In this math video we will find distance in the coordinate plane. We will understand that we can create a right triangle using a coordinate plane. We will also understand that the Pythagorean Theorem applies to any right triangle and is...
Instructional Video4:09
Curated Video

Using Pythagorean Theorem in the Real World

9th - 12th
In this math video we will be using the Pythagorean Theorem to solve a real world problem. We will understand that the Pythagorean Theorem applies to any right triangle. We will identify the legs and hypotenuse of a right triangle. We...
Instructional Video6:56
Curated Video

Repeating Decimals to Fractions

9th - 12th
In this math video we will rewrite repeating decimals as fractions. You will learn how to algebraically transform a repeating decimal to a fraction in three easy steps. We will write two equivalent equations that represent the repeating...
Instructional Video4:04
Curated Video

Missing Side of a Right Triangle

9th - 12th
In this math video we will determine the possible lengths of the missing side of a right triangle. We will be given two side lengths and asked to determine two possible lengths for the third side. We will understand that the Pythagorean...
Instructional Video3:50
Curated Video

Negative Exponent Rule

9th - 12th
In this math video we will discuss and use the negative exponent rule. We will understand that a negative exponent represents a fraction containing a power. We will review the negative exponent rule which states to write the reciprocal...
Instructional Video3:51
Curated Video

Using a Tree Diagram - Probability

9th - 12th
In this math video we will be using a tree diagram to determine the number of different combinations possible for desired outcomes. We will learn how to read a tree diagram showing probable outcomes. We will use the tree diagram to...
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 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 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 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 Video2:28
Curated Video

Use a Relationship to Graph a Line | 8.EE.B.5

9th - 12th
In this math video we will use a relationship to graph a line. We will interpret the real world situation given as an ordered pair (x, y). We will use the unit rate ( or slope) to create and write ordered pairs. We will plot the points...
Instructional Video4:00
Curated Video

Simplify & Identify Equivalent Expressions | 6.EE.A.4

9th - 12th
In this math video we will simplify & identify equivalent expressions. We will be given 6 answer choices and asked to select the 3 that are equivalent to a given expression. We will need to identify and combine like terms. We will need...
Instructional Video2:29
Curated Video

How to Evaluate Expressions | 7.EE.B.4

9th - 12th
In this math video we will learn how to evaluate expressions to determine the value of x. We will be presented with three numerical expressions and asked to determine if the value of x is 4 or 7. We will use order of operations to...