Mathematics for Teaching Tag: math patterns

Tag: math patterns

Teaching algebraic expressions – Counting smileys

This is an introductory lesson for teaching the concept of variable and algebraic expressions through problem solving. The problem solving task combines numerical, geometric, and algebraic thinking.  The figure below shows the standard version of the task. Of course some easier versions would ask for the 5th figure, then perhaps 10th figure, then the 100th…

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