Order of Operations

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Subtraction of Mixed Fractions


Unit Conversion using Algebraic Substitution

It was great that my Chair, Iain McNab, was able to join us for our screencasting day. This is a great example of how different approaches may make more sense to different students, depending on their thinking.


Direct Variation – both methods

Given y is directly proportional to x and y46 when x62, find y when x17.


Order of operations – BEDMAS

An explanation of how order of operations BEDMAS is used to simplify mathematical expressions.


Percent – Given part and total, what is percentage?

Percent proportion question to find the percentage.


Proportions – Solving for the variable

Student solution for solving for x in a proportion by cross-multiplication.