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Adding rational expressions with linear denominators without common factors: Basic

A subtraction of fractionso where the denominators have no factors in common so we simpllly multiply the two together to create the LCD. Then both fractions are adjusted by multiplying each…

From  Tom Grant 9 plays 0  

Adding rational expressions with linear denominators with common factors: Basic

This shows how to determine a common denominator when the denominators share at least one factor. A numerical version is included for more understanding, and the rational expressions are added and…

From  Tom Grant 22 plays 0  

Adding rational expressions with multivariate monomial denominators: Basic

This example shows how to factor each denominator and then determine which of these factors are needed to create the least common denominator (LCD). Then the fractions are expanded by multiplying…

From  Tom Grant 6 plays 0  

Adding rational expressions with common denominators & GCF factoring

An example that is easy to combine with subtraction, in this case, because the two fractions have common denominators. However, be aware that there may be a way to simplifying the answer further. …

From  Tom Grant 6 plays 0  

Adding rational expressions with denominators ax and bx: Basic

This example shows how to add fractions with different denominators by adjusting one of the fractions so that they have a common denominator.

From  Tom Grant 7 plays 0  

Adding rational expressions with common denominators and binomial numerators

This demonstrates adding two rational expressions that have different terms individually in the numerator and a common denominator. When the fractions are added, it creates the possibility of adding…

From  Tom Grant 9 plays 0  

Multiplying rational expressions made up of linear expressions

This is a quick example of factoring the numerator and denominator of a combined fraction where all the factors are separated in order to find those that divide to one.

From  Tom Grant 5 plays 0  

Adding rational expressions with multivariate monomial denominators: Advanced

Shows how to use the given factors of two different denominators and find the LCD then adjust the fractions so they can be added

From  Tom Grant 16 plays 0  

Evaluating a linear expression: Signed fraction multiplication with addition or subtraction

Evaluating a variable expression when you know specific number values for each varible.

From  Tom Grant 26 plays 0  

Order of operations with fractions: Problem type 1

A description of the process for dividing frations.

From  Tom Grant 23 plays 0  

Product of a fraction and a whole number: Problem type 1

This is a second look at the multiplication of a fraction and a whole number, again reducing ahead of time before multiplying the fraction's tops and bottoms.

From  Tom Grant 36 plays 0  

Product of a unit fraction and a whole number

This demonstrates how to write a wholel number as a fraction, then how to reduce t he two fractionis before you multiply the numerators and denominators together to get the result.

From  Tom Grant 22 plays 0