pptx, 1.54 MB
pptx, 1.54 MB
An introduction to unknowns through some basic examples (smarties in a packet etc.). Collecting like terms through the perimeter of polygons. Expanding brackets through the area of rectangles.
Creative Commons "Sharealike"

Reviews

4.9

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JulieCarville

5 years ago
5

brilliant

blasciucgabi_72

6 years ago
4

missfcheng

6 years ago
5

wadsey

8 years ago
5

Nice visual clarity of concept. Thanks for sharing

Sumans

8 years ago
5

Great!

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