Instructional Video4:11
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Krista King Math

Distributive Property, Binomial Multiplication

9th - 12th Standards
The distributive property and FOIL are the same when it comes to binomial multiplication. The video demonstrates binomial multiplication using the distributive property. The presenter shows the general case and provides two...
Instructional Video3:39
Krista King Math

Distributive Property, Fractions

9th - 12th Standards
Does the distributive property work the same with fractions? The short video provides examples of the distributive property using algebraic fractions. The resource provides two examples of distributing fractions over sums also involving...
Instructional Video1:36
Krista King Math

Transitive Property

9th - 12th
Two expressions equal to a third are also equal. The resource provides a short explanation of the transitive property. The video gives examples of the property in action.
Instructional Video3:07
Krista King Math

Commutative Property

9th - 12th Standards
Connect the commutative property to commuting. The quick video shows how to use the commutative property to write sums and products in a different way. It provides examples to show that the property only works for addition and...
Instructional Video4:44
Krista King Math

Inverse Variation

9th - 12th Standards
Apply rational functions to a problem-solving situation through inverse variation. The video tutorial explains the concept of inverse variation and introduces learners to the formula. The instructor explains how to solve problems that...
Instructional Video6:22
Krista King Math

Direct Variation

9th - 12th Standards
Viewers examine the properties of direct variation equations and use them to problem solve. The instructor describes the concept of direct variation and then applies the formula to a word problem. She shows the relationship between the...
Instructional Video6:42
Krista King Math

Finding Delta from a Graph and the Epsilon-Delta Definition of the Limit

11th - Higher Ed
To find delta ... travel down the Mississippi? In the video, scholars learn how to apply the epsilon-delta definition of a limit. They watch the derivation of delta for a given epsilon.
Instructional Video6:04
Krista King Math

How to Prove that the Limit Does Not Exist

11th - Higher Ed
Can you prove a negative? In watching the video, individuals learn how to prove that the limit of a function does not exist at a point. The video covers the quintessential example of the limit of f(x) = abs(x)/x as x approaches 0.
Instructional Video6:28
Krista King Math

Conjugate Method for Solving Limits

11th - Higher Ed
Conjugation isn't just for English class. Viewers learn how to use the conjugate method to determine limits in the video. They see how to simplify functions and then use substitution to evaluate the limit.
Instructional Video5:23
Krista King Math

Rationalize the Denominator Using Conjugate Method

9th - 12th Standards
Explore properties of conjugates and utilize them to rationalize denominators. The video tutorial begins with an introduction to a conjugate. It then shows the process of using the conjugate to rationalize denominators by working through...
Instructional Video6:51
Krista King Math

Power Rule with Negative Exponents

9th - 12th Standards
Scholars learn how to approach a problem with multiple rules to apply through a video that demonstrates several examples with both integer and variable bases. They explore problems that combine two types of exponent properties.
Instructional Video5:52
Krista King Math

Division of Rational Expressions

9th - 12th Standards
Demonstrate the steps of dividing rational expressions with an instructional video that works through two division problems. Numerators and denominators are quadratic trinomials and include several common factors.
Instructional Video3:51
Krista King Math

Identifying Multiplication

9th - 12th
Viewers learn to recognize the several representations of multiplication  with a video that provides examples of simplifying a numerical expression where the multiplication is written in different ways. The presenter provides a...
Instructional Video2:14
Krista King Math

Associative Property

9th - 12th Standards
It does not matter how you group numbers in addition and subtraction. The short video provides the definition for the associative property. It includes examples to show the associative property holds true for addition and multiplication.
Instructional Video2:45
Krista King Math

How to Estimate HUGE Numbers Using Scientific Notation!

3rd - 7th
Large numbers don't have to be a drag to work with. The video shows viewers how to estimate a large product of numbers. This involves first converting the numbers to scientific notation and then applying multiplication.
Instructional Video5:28
Krista King Math

Radical Addition and Subtraction

3rd - 7th
Addition and subtraction of radicals is radical! Viewers learn how to add and subtract radical expressions. It covers examples with like radicals and unlike radicals.
Instructional Video3:35
Krista King Math

Exponents, Powers of Fractions

3rd - 7th
Powers of fractions or fractions of powers? A video teaches young mathematicians about simplifying expressions with powers of fractions by rewriting powers of fractions as fractions of powers.
Instructional Video5:19
Krista King Math

Power Rule for Exponents

3rd - 7th
Discover the power to simplify expressions. Viewers learn how to simplify expressions involving powers of exponents. The video covers five examples of this type of problem.
Instructional Video4:54
Krista King Math

Unit Price

3rd - 7th Standards
Extend an understanding of ratios and proportions to include unit rates. The video lesson compares two prices of different sizes using two methods. The instructor first calculates a unit price for each product and compares the costs. The...
Instructional Video5:38
Krista King Math

Relationships of Numbers

3rd - 7th Standards
Challenge your classes to find relationships within fractions. An example asks learners to find the number that is one fifth of the way between two fractions. The instructor uses a number line to reinforce the numeric process.
Instructional Video5:23
Krista King Math

Fractions to Decimals to Percents

3rd - 7th Standards
Find a relationship between different forms of numeric expressions. The video lesson explains the process of converting between fractions, decimals, and percents. The instructor models a problem starting with each of the three forms, so...
Instructional Video4:57
Krista King Math

Signed Numbers, Multiplication

3rd - 7th
Explore patterns in multiplying with positive and negative numbers. Viewers learn the rules for multiplying two signed numbers and then watch as these rules are extended to multiplying with more than two numbers.
Instructional Video7:06
Krista King Math

Rules of Exponents

3rd - 7th
Explore all the rules of exponents in one place. As learners watch the video lesson, they see the different types of power expressions and learn how to simplify. The instructor discusses the process and then demonstrates the rule....
Instructional Video2:26
Krista King Math

Exponents

3rd - 7th Standards
Teach the basics of exponent expressions. A video defines an exponent and demonstrates its meaning using several examples. Examples include variables and both positive and negative integers