Professor Dave Explains
What is Cancer?
Cancer is the ultimate expiration date for biological life. But what is it? How does it occur? Is there anything we can do about it? Let's take a brief look at this incredibly complex issue.
Curated Video
Solving Compound Disjunction Inequalities on a Number Line
In this video, mathematicians learn how to solve compound disjunction inequalities in one variable by graphing on a number line. The teacher explains the concept of open and closed circles, and how the arrows indicate the solution set....
Curated Video
Interpreting Remainders when Dividing Fractions Using Models
In this lesson, students will learn how to interpret remainders when dividing fractions by using models. They will understand that remainders can be written as whole numbers, fractions of the divisor, or mixed numbers.
Wonderscape
Introduction to Fractions: Dividing, Writing, and Comparing
In this video, students will learn about fractions and how to divide things into equal parts. They will learn how to write fractions using numbers and how to compare fractions to see which are larger or smaller. The video also emphasizes...
Curated Video
Finding the Constant of Proportionality from Labeled Diagrams
In this video, the teacher explains how to identify the constant of proportionality from labeled diagrams. They provide examples of circles with their circumference and diameter labeled in nanometers.
Curated Video
Simplifying Expressions with Negative Exponents
In this video, students learn how to simplify expressions involving negative exponents by applying exponent rules. The teacher explains that any base raised to a negative exponent is equal to 1 divided by that base raised to the positive...
Why U
Pre-Algebra 13 - Reciprocals and Division With Fractions
When working with fractions, division can be converted to multiplication by the divisor's reciprocal. This chapter explains why.
Curated Video
Converting Linear Equations to Slope-Intercept Form
In this video, students will learn how to change a linear equation from standard form to slope-intercept form by solving for y. The video also highlights common mistakes to avoid, such as forgetting to include the coefficient of y or...
Professor Dave Explains
The Cell Cycle and its Regulation
Your cells have to divide when you're growing, to heal wounds, and to replace dead cells. But how do cells know when to divide and when not to divide? We can't have cells just growing willy-nilly! That's what cancer is, and that's bad....
Professor Dave Explains
Multiplication and Division of Fractions
How to multiply and divide fractions.
FuseSchool
MATHS - Numbers - Fractions Multiplication and Division
In this video, we are going to look at how to multiply and divide fractions. Multiplying fractions is arguably the easiest method of the four main functions when dealing with fractions, so we will look at this first.
Curated Video
Dividing Numbers and Decimals by Powers of 10
In this video, students will learn how to divide whole numbers and decimals by powers of 10 by using their understanding of place value. The video explains the concept of multiplying by powers of 10 and how it relates to dividing by...
Curated Video
Dividing Fractions Using a Common Denominator
In this video lesson, students learn how to divide fractions by using a common denominator. The teacher explains the concept through examples and models, demonstrating how to think about dividing fractions and how to use equivalent forms...
Curated Video
Dividing Exponential Expressions
In this video, the teacher explains how to divide exponential expressions with the same base by using exponent rules. They demonstrate two methods: visualizing the expansion and subtracting the exponents.
Curated Video
Using Properties of Operations: Rewriting Division as Multiplication
In this video, students are taught how to use the commutative property with division by rewriting division problems as multiplication by the reciprocal. The teacher explains the concept using various examples and emphasizes the...
Tarver Academy
9-1 Area of a Kite - GEOMETRY
In This Episode, Tyler Teaches Us About The Area of a Kite - Geometry
Curated Video
Dividing Fractions by Dividing Across Numerators and Denominators
This video provides a lesson on dividing fractions by dividing across the numerators and denominators. The instructor explains the concept of divisibility and showcases examples of how to use the divide across strategy to solve division...
Curated Video
Dividing Rational Expressions
In this video, the teacher explains how to divide rational expressions by making connections to dividing fractions. They review the concept of dividing fractions and then apply the same principles to dividing rational expressions.
Curated Video
Solving Rational Equations Using the Least Common Denominator
In this video, students are taught how to solve rational equations by using the least common denominator. The teacher explains the steps involved in solving proportions and demonstrates how to solve different rational equations. The...
Curated Video
Solving Rational Equations and Checking for Extraneous Solutions
In this video, the teacher explains how to solve rational equations by eliminating the denominators and checking for extraneous solutions. They provide examples and step-by-step instructions on factoring the denominators, multiplying by...
Curated Video
Adding Fractions with Unlike Denominators Using Fraction Bars
This video explains how to add fractions with unlike denominators using fraction bars. The lesson covers the concept of equivalent fractions and the importance of finding a common denominator to add fractions. The teacher also addresses...
Tarver Academy
Arithmetic & Geometric Sequences
In This Episode, Tyler Teaches Us About Arithmetic & Geometric Sequences
Curated Video
Dividing Polynomials by Binomials using Long Division
In this video, the teacher explains how to divide polynomials by binomials using long division. They provide step-by-step examples and explain common misunderstandings. The teacher also emphasizes the importance of checking the solution...
Curated Video
Solve Equations with Non-Numerical Coefficients
Learn how to solve equations with coefficients represented by letters by considering the relationships between formula values. Review the process using various examples, including proportions and formulas for distance, area, and triangle...