WCSU Math Emporium Video Lessons

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Absolute Value of a Number 1 of 15

duration 3 minutes 1 second

Absolute Value of a Number

Absolute Value of a Number

From Tom Grant

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This video describes what absolute value means, then shows several examples of how to use it.

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Tom Grant
Adding and Subtracting Real Numbers 2 of 15

duration 3 minutes 13 seconds

Adding and Subtracting Real Numbers

Adding and Subtracting Real Numbers

From Tom Grant

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This video goes over the rules for adding and subtracting signed numbers and then gives several examples.

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Tom Grant
Adding or Subtracting Radical Expressions 3 of 15

duration 8 minutes 15 seconds

Adding or Subtracting Radical Expressions

Adding or Subtracting Radical Expressions

From Tom Grant

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This video shows examples of adding and subtracting radical expressions.

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Tom Grant
Adding or Subtracting Rational Expressions with a… 4 of 15

duration 3 minutes 45 seconds

Adding or Subtracting Rational Expressions with a…

Adding or Subtracting Rational Expressions with a Common Denominator

From Tom Grant

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Demonstrates how to add or subtract fractions composed of algebraic expressions where the denominators are identical.

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Tom Grant
Adding or Subtracting Rational Expressions with… 5 of 15

duration 10 minutes 2 seconds

Adding or Subtracting Rational Expressions with…

Adding or Subtracting Rational Expressions with Unlike Denominators - Part 1

From Tom Grant

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Demonstrates a couple of simpler examples of adding two fractions composed of algebraic expressions.

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Tom Grant
Adding or Subtracting Rational Expressions with… 6 of 15

duration 5 minutes 5 seconds

Adding or Subtracting Rational Expressions with…

Adding or Subtracting Rational Expressions with Unlike Denominators - Part 2

From Tom Grant

1,061 plays 0
Another example that demonstrates how to add or subtract two fractions composed of algebraic expressions.

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Tom Grant
Adding Polynomials 7 of 15

duration 1 minute 55 seconds

Adding Polynomials

Adding Polynomials

From Tom Grant

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This demonstrates the procedure for adding two polynomials

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Tom Grant
Applying Steps for Problem Solving - Part 1 8 of 15

duration 8 minutes 37 seconds

Applying Steps for Problem Solving - Part 1

Applying Steps for Problem Solving - Part 1

From Tom Grant

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Explains a set of instructions about how to solve word problems in general, then applies that strategy to a particular example concerning related numbers.

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Tom Grant
Applying Steps for Problem Solving - Part 2 9 of 15

duration 8 minutes 49 seconds

Applying Steps for Problem Solving - Part 2

Applying Steps for Problem Solving - Part 2

From Tom Grant

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Gives a second example of how to apply the general problem solving strategy to a word problem.

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Tom Grant
Approximating Square Roots 10 of 15

duration 2 minutes 16 seconds

Approximating Square Roots

Approximating Square Roots

From Tom Grant

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This shows the process for calculating various roots on a calculator

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Tom Grant
Combining Like Terms Review 11 of 15

duration 2 minutes 5 seconds

Combining Like Terms Review

Combining Like Terms Review

From Tom Grant

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This video explains combining like terms again now that the expressions we are simplifying have further sophistication.

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Tom Grant
Comparing Slopes of Parallel and Perpendicular… 12 of 15

duration 5 minutes 25 seconds

Comparing Slopes of Parallel and Perpendicular…

Comparing Slopes of Parallel and Perpendicular Lines

From Tom Grant

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This video shows how to recognize pairs of parallel or perpendicular lines with some examples.

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Tom Grant
Computing Using Scientific Notation 13 of 15

duration 1 minute 44 seconds

Computing Using Scientific Notation

Computing Using Scientific Notation

From Tom Grant

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Show how to find a value by leaving numbers in scientific notation and combining the corresponding parts.

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Tom Grant
Converting from Exponential Notation to… 14 of 15

duration 2 minutes 30 seconds

Converting from Exponential Notation to…

Converting from Exponential Notation to Logarithmic Notation

From Tom Grant

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Explains and demonstrates converting from exponentials to logs.

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Tom Grant
Converting from Logarithmic Notation to… 15 of 15

duration 4 minutes 22 seconds

Converting from Logarithmic Notation to…

Converting from Logarithmic Notation to Exponential Notation

From Tom Grant

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Explains and demonstrates converting from logs to exponentials.

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Tom Grant

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