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Writing a multi-step expression for a real-world situation

This demo takes some thought so you may want to watch it a few times to fully understand. Writing the expression and then we simplify it so that it is more usable in future.

From  Tom Grant 17 plays 0  

Graphing a linear inequality in the plane: Slope-intercept form

Shows how to determine the boderline separating the side of the x-y graph that has true solutions from the side that does not. It is then shown how to decide whether that line should be dotted or…

From  Tom Grant 24 plays 0  

Finding slopes of lines parallel and perpendicular to a line given in slope-intercept form

Describes how and why the slopes of parallel and perpendicular lines can be found

From  Tom Grant 9 plays 0  

Multiplicative property of equality with signed fractions

Multiplying both sides by the reciprocal of the variable's coefficient in order to get the variable alone and keep the equation balanced.

From  Tom Grant 56 plays 0  

Additive property of equality with signed fractions

Adding the same fraction to both sides so the variable is left by itself

From  Tom Grant 54 plays 0  

Distributive property: Integer coefficients

The next step in understanding distribution.

From  Tom Grant 30 plays 0  

Signed fraction addition or subtraction: Basic

Three quick demos, two subtractions and an addition which need adjusting first to create a common denominator

From  Tom Grant 32 plays 0  

Converting a fraction to a repeating decimal: Basic

Using long division to change a proper or improper fraction to its decimal value - repeating or terminating are the only possibilities.

From  Tom Grant 11 plays 0  

Greatest common factor of 2 numbers

From  Tom Grant 23 plays 0