Mathispower4u
Adding and Subtracting Polynomials
Realize that adding and subtracting polynomials is nothing really new. An informative video shows how to clear the parentheses when adding and subtracting polynomials to then solve by combining like terms. Learners watch three different...
Art of Problem Solving
Dividing a Sum by a Number
Divide with sums. A video provides an explanation on whether it is possible to divide a sum by a number and a number by a sum by using the distributive property. Scholars see which procedure holds up under the rules of arithmetic and...
Mathispower4u
Determine the Area of a Shaded Region Using a Polynomial (Example)
Looking at area with a hole. Using algebraic expressions as dimensions, learners see how to calculate the area of a rectangle that contains a square hole. The instructional video shows how to create a single expression for the area of...
Mathispower4u
Express an Area as an Expression by Decomposing Area (Example)
Cut the area into two. Pupils see how to use algebraic expressions to find the area of a composite figure. The video breaks the figure into two rectangles and finds the missing lengths to find the area. After multiplying the dimensions,...
Mathispower4u
Find the Dimensions of a Bookcase Using a Linear Equation (Example)
How much wood would ...? The quick video uses a linear equation to determine the size of a bookshelf given a diagram of the shelves and the amount of wood to use. Scholars see how to set up the equation and solve it to determine the...
Mathispower4u
Find the Area of a Rectangle Using a Polynomial (Example)
Apply polynomial multiplication to area. The short video in a large series shows the process of creating a polynomial formula for the area of a rectangle. Using the two expressions for the length and width of a rectangle, pupils see how...
Mathispower4u
Divide a Polynomial by a Binomial Using Long Division (Example 2)
Go ahead and divide as if nothing is missing. The video shows the long division process using a cubic polynomial with no missing terms being divided by a linear binomial. Pupils see how to write the remainder within the quotient.
Mathispower4u
Divide a Trinomial by a Binomial Using Long Division (Example 1)
Three terms divided by two terms does not equal 1 1/2 terms. Pupils watch the procedure of polynomial division using quadratic trinomials and linear binomials. The video works through two examples, one with a remainder and one without,...
Mathispower4u
Divide a Degree 3 Polynomial by a Degree 1 Polynomial (Long Division with Missing Term)
How do you work the problem when something is missing? The resource works a polynomial division problem when there is a missing term, so pupils see the need to include zero terms to keep everything in line. The presenter also shows two...
Mathispower4u
Polynomial Division: Long Division
Make the arithmetic connection. A helpful resource shows the steps of polynomial long division and shows how those steps are similar to arithmetic long division. Pupils watch several examples outlining the steps to divide polynomials...
Mathispower4u
Dividing Polynomials by a Monomial (Basic) - Example
Progress through levels of dividing a polynomial by a monomial. Four examples show scholars the procedure to divide a polynomial by a monomial. The first example uses a binomial divided by a monomial, and each of the others progress...
Mathispower4u
Polynomial Long Division: Degree 3 Divided by ax+b with Remainder
Dividing a degree three polynomial by a linear divisor is a several step process. Pupils see how to use long division to divide a polynomial by a linear divisor. The video then works through the steps of finding the terms of the quotient...
Mathispower4u
Polynomial Division: Dividing by a Monomial
Split the division up into segments. A helpful video works three different division problems involving polynomials and monomials. Pupils see how to divide each term separately by the monomial and then combine the individual quotients in...
Mathispower4u
Hooke's Law - Direction Variation Application
Get a direct stretch from a spring. The presentation shows how Hooke's law uses direct variation. Scholars see how to calculate the spring constant for a spring given a stretch distance and a force. Individuals then use the spring...
Mathispower4u
Direct Variation Equation (Example)
Directly, find a missing value. The video demonstrates how to find the fourth value in a direct variation relationship knowing three others. Scholars learn to find the constant of variation and use it to find a missing value.
Mathispower4u
Graph a Direct Variation Equation (Negative Slope) Example 2
Bypass the table and go straight to the graph. A short video shows one example of graphing a direct variation equation with a negative slope by using the same method as graphing an equation in slope-intercept form. Pupils see it's easy...
Mathispower4u
Direct Variation (Distance = Rate x Time) Example
Speed through a direct variation example. The presented problem uses a distance-rate-time problem as an example of a direct variation problem. Using the slope between two points of time and distance, the video shows learners how to...
Mathispower4u
Direct Variation Applications
What would I weigh there? A video uses the relationship of the weight of an astronaut on Earth and the moon to create a direction variation equation. Using the created equation, pupils find the weight of any astronaut on the moon.
Mathispower4u
Graph a Direct Variation Equation (Positive Slope) Example 1
Show classes a quick method to graphing. A short video demonstrates how to graph a direct variation equation by comparing it to graphing an equation in slope-intercept form. By seeing the y-intercept is 0, scholars easily plot the slope...
Corbett Maths
Percentages: Expressing One Quantity as a Percentage of Another
Determine simple percents. A helpful video shows the process of calculating the percentage relating one number to another. Using the method, pupils work several problems within worksheets to gain a better understanding of the skill.
Corbett Maths
Fractions to Decimals
Apply one definition of fractions to convert them to decimals. Pupils use the definition of fractions as division problems to convert a fraction to a decimal. Learners then practice their long division skills on two worksheets to convert...
Corbett Maths
Decimals to Percentages
Complete a quick conversion. Pupils view the short video to learn the process to convert a decimal to a percent. The scholars then practice the skill with two worksheets, giving them a chance to better understand the concept.
Corbett Maths
Questionnaires
Build a good set of questions. Scholars learn how to critique a set of questionnaires and determine if they are good. The instructional activity provides them an opportunity to create a suitable question to replace a flawed one.
Corbett Maths
Reverse Percentages
What was the original? Scholars learn how to find the whole when given the percent and the part in a percent problem. Eager learners use their skills to respond to several questions on a worksheet.