Order of Operations

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.