Khan Academy
Khan Academy: Generalizing With Binomial Coefficients (Bit Advanced)
Video lesson deriving the formula for finding the probability of k heads in n flips.
Khan Academy
Khan Academy: Examples of Evaluating Variable Expressions
Video shows how to simplify expressions showing multiplication and how to write products with variables without multiplication signs.
Khan Academy
Khan Academy: Geometry: Identifying Parallel and Perpendicular Lines
Identifying parallel and perpendicular lines in a diagram. [3:34]
Khan Academy
Khan Academy: Identifying Parallel and Perpendicular Lines
Identifying parallel and perpendicular lines in a given diagram.
Khan Academy
Khan Academy: Algebra: Equation of a Line 1
This video demonstrates how to write a linear equation in slope-intercept form. The example in the video gives the slope and the y-intercept as an ordered pair. The video also explains the slope-intercept formula y=mx + b. Practice...
Khan Academy
Khan Academy: Equation of a Line: Equation of a Line 1
This video demonstrates how to write a linear equation in slope-intercept form.
Khan Academy
Khan Academy: Geometry: Part 1 of Proof of Heron's Formula
Demonstrates how to derive a version of Heron's formula using the Pythagorean Theorem and the formula for the area of a triangle. Applies Heron's formula to solve a sample problem. [10:59]
Khan Academy
Khan Academy: Conceptualizing Decimals and Place Notation: Decimal Place Value 2
This video covers the decimal place value.
Khan Academy
Khan Academy: Intro to Addition and Subtraction: Basic Addition
In this video lesson students are provided an introduction to addition by looking at multiple visual ways to represent addition.
Khan Academy
Khan Academy: Algebra I Worked Examples: Recognizing Linear Functions
Students watch a detailed example that examines if a set of data is linear. A video tutorial examines the algebra concept.
Khan Academy
Khan Academy: Algebra: Recognizing Linear Functions
This video demonstrates how to determine if a function is linear or not based on a table of x and y values. It also demonstrates how to graph the values in order to check if the function is linear or not. [4:01]
Khan Academy
Khan Academy: The Coordinate Plane: Recognizing Linear Functions
Video showing how to determine whether a set of data points represents a function that is linear or nonlinear.
Khan Academy
Khan Academy: Adding Two Digit Numbers (No Carrying)
Watch a short video to review adding two digit numbers without carrying.
Khan Academy
Khan Academy: Statistics: Reading Box and Whisker Plots
Video demonstration of reading a box-and-whisker plot to find the range, median and quartiles and to answer a question. [3:18]
Khan Academy
Khan Academy: The Distributive Property: The Distributive Property 2
This video shows the distributive property of multiplication over subtraction.
Khan Academy
Khan Academy: Algebra: Linear Equations 1
A video that demonstrates how to solve linear equations of the form Ax=B.
Khan Academy
Khan Academy: Ways to Cross Section a Cube
Explores the variety of two-dimensional cross-sections that can be obtained by slicing a cube. [7:23]
Khan Academy
Khan Academy: Theoretical and Experimental Probabilities
Looks at a marble experiment to see how the anticipated probability compares to the actual outcome. [7:02]
Khan Academy
Khan Academy: Practice: Two Step Equations Word Problems
Try several practice two-step equation word problems. Answer correctly and move on; answer incorrectly and Khan Academy provides relevant tutorials.
Khan Academy
Khan Academy: Two Step Equation Word Problem: Computers
Learn how to construct and solve a basic linear equation to solve a word problem. [4:46]
Khan Academy
Khan Academy: Counting by Category
The video counts different objects and compares the total to find which object there is the most of.
Khan Academy
Khan Academy: Decomposing Shapes to Find Area: Subtract
Demonstrates how to find the area of a rectangular shape enclosed by another rectangle and with a third one inside it. [3:12]
Khan Academy
Khan Academy: Analyzing Structure With Linear Inequalities: Balls
Given a real-world context about the number of balls in a bag, we find a linear inequality that correctly depicts the situation. [2:19]
Khan Academy
Khan Academy: Analyzing Structure With Linear Inequalities: Fruits
Given a real-world context about the number of fruits bought, we find a linear inequality that correctly depicts the situation. [3:52]