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Subtraction with Negative Numbers (Section 2.3)
By MuchoMath
In this video the instructors subtract negative numbers. They start with addition.. Using a number line they show how to subtract negative numbers. They show this with a few examples. Then they move onto subtracting a negative number. They do some examples using the number line and doing the problem at the same time. They then look at how subtracting a negative number is the same as adding a postive number. A few examples are then done. The video is good quality and good for all students as review or initial learning of the concept.
Multiplying Fractions Part 1a
By MuchoMath
In this video they show how to multiply fractions in this part they are also using a number line so there is a visual representation. They start with a fraction and multiply by a whole number they show the repeated addition then show it on the number line then they show it as a multiplication problem. They do many more examples. Video is good quality and good for all students as review or initial learning of the concept.
15 - Complex Numbers & the Complex Plane
By Math and Science
Quality Math And Science Videos that feature step-by-step example problems!
10 - What are Imaginary Numbers?
By Math and Science
Quality Math And Science Videos that feature step-by-step example problems!
Algebra Basics: What Is Algebra? - Math Antics
By Lumos Learning
This video gives an overview of Algebra and introduces the concepts of unknown values and variables. It also explains that multiplication is implicit in Algebra.
12 - What are Inverse Functions? (Part 1) - Find the Inverse of a Function & Graph
By Math and Science
Quality Math And Science Videos that feature step-by-step example problems!
08 - Learn Synthetic Division of Polynomials - Part 1
By Math and Science
Quality Math And Science Videos that feature step-by-step example problems!