Mathed Up!
Using a Calculator
Here's a video that presents several numerical expressions to be evaluated using a calculator.Viewers come to realize that sometimes it is not just a matter of punching in the numbers, but they also need to be concerned about how...
CK-12 Foundation
Trigonometric Ratios with a Calculator: Lesson
Calculators ... they are more efficient than tables. Using two 30-60 right triangles, the segment of a playlist on geometry shows that trigonometric ratios for an angle are the same independent of the size of the triangle. The video...
Curated OER
Inside OKCupid: The Math of Online Dating
Capture the hearts of your young statisticians with this real-life example of using statistics in online dating. The use of average and geometric mean are discussed in the context of creating the algorithm used to connect people.
Mathispower4u
Using Models to Make Predictions
The future lies in mathematics. Given a linear equation that models a context, scholars use the model to predict future values. They must perform substitution to determine the required output value.
statisticsfun
How to Calculate Sample Size and Margin of Error
Explore the effect sample size has on margin of error and confidence interval. The instructor calculates the margin of error of fictional data. He shows how the calculation changes when the sample size changes while keeping the other...
statisticsfun
How To Calculate Conditional Probability Boxes With Defects
Branch out with a tree diagram. A presentation on complex probability explains the process of creating a tree diagram to represent the possible outcomes in a scenario. It then uses the diagram to calculate the...
PBS
Real-Life Math | Baseball
The math in baseball is more than just batting averages. The Assistant General Manager of the Diamondbacks shows the numerous ways the management uses baseball math. The class participates in an activity to simulate batting averages and...
Northeast Arkansas Education Cooperative
Multiplying Binomials Using the Distributive Property
Where many multiplying binomial lessons introduce the tool of FOIL and move on, this video presentation really delves into the how's and why's of the distributive property. Careful treatment of distribution and explicitly written out...
FuseSchool
Calculator Trick—Table of Values
Work smarter, not harder! Learn a function of the calculator that assists with creating a table of values. The calculator does the work of substituting values and finding the input-output pairs.
Curated OER
How Do You Express a Logarithm in Terms of Common Logarithms?
Logarithms can be a little tricky and if you'd like to use a calculator you'll need to use a formula to change the given logarithm into base ten. This tutorial defines the formula, uses it to change a logarithm to base ten, then how to...
Mathispower4u
Determine How a Final Exam Score Affect a Course Grade Using the TI84 (Weighted Averages Example)
Will this be on the final exam? A brief YouTube video shows scholars how to use the table feature of a graphing calculator to find the necessary score on a final exam to achieve a specific course grade. The example uses weighted averages...
statisticsfun
How to Calculate Conditional Probability
Under which condition should you calculate a conditional probability? An educational video explains in detail the notation and calculations involved when finding a conditional probability. Using Venn diagrams to organize the...
statisticsfun
How to use Excel to Calculate Confidence Interval
Utilize Excel software to analyze a set of data by making statistical calculations. The instructor shows how to find the standard deviation, mean, minimum, maximum, margin of error, confidence intervals, and range using Excel commands....
statisticsfun
How to Calculate Confidence Intervals and Margin of Error
Explore the meaning of the margin of error and how to use it to calculate the confidence interval with a video that explains how to calculate a margin of error based on the sample size. The instructor also makes a connection between...
Mathispower4u
Using the Distributive Property to Multiply Quickly
Can the distributive property help solve complex multiplication when you can't find a calculator? Yes, as a matter of fact, it can! Using addition, subtraction, and area models, the speaker explains how to simplify these problems and...
statisticsfun
How to Calculate Probablity, Addition, and Complements
Conditional probability problems love dice. Wanna bet on the answers? The last video in a series of six thoroughly explains the possible outcomes when rolling dice. Additionally, it describes the process of calculating the...
statisticsfun
How to Add Probabilites and Multiply Probabilities Using Marbles
Do you want a red marble and a green marble, or do you want a red marble or a green marble? Calculating the probability in these two situations is very different. Use the fifth video in a series of six to explain the difference in the...
Educator.com
Finding The Area Under a Curve Using Rectangles
Here's an AP Calculus video that provides a discussion on determining an approximate for the area under a curve by calculating the sum of areas of rectangles that is smaller than the area and by finding the sum of areas of...
National Education Association
Rates and Proportions
Clarify complex math concepts with a helpful video. Learners view ways to work with ratios and proportions while discussing vocabulary and notation. After solving proportions, they apply the new strategy to word problems.
Flipped Math
Calculus AB/BC - Using the Candidates Test to Determine Absolute (Global) Extrema
Absolutely! Find the global maximum and minimums. Pupils watch a video showing how to find the absolute maximums and minimums of a function on an interval by testing critical points. The learners see how to determine whether a critical...
PBS
The Lowdown — Your Odds of Winning Powerball: Probabilities of Compound Events Using Visuals
You have a greater chance of being crushed by a vending machine than winning the Powerball lottery. Part of The Lowdown: Real-World Math series, an engaging video describes how the Powerball works and how to calculate the probability of...
PBS
The Lowdown — Defining and Calculating Percents
Don't discount the lesson. Part of The Lowdown: Real-World Math series, an engaging video shows viewers how to calculate percent discounts using the idea that percents are ratios out of 100. It also looks at how to determine whether a 20...
PBS
Real-Life Math | Nurse
Quick, nurse, grab a calculator! A role-playing activity has groups measure vitals, such as heart rate, blood pressure, weight, etc. After viewing a video on how nurses use math in the workplace, scholars apply knowledge of rates and...
Northeast Arkansas Education Cooperative
Using Measure of Central Tendencies
This short but information-packed presentation begins with a thorough review of how to calculate mean, median, and mode of a given data set. What makes it a unique lesson is the follow-up example and presentation of how these measures of...