ppt, 158 KB
ppt, 158 KB
Top set Y6. Showing how to work out the formula for the triangular numbers from a simple visual stimulus. All of the set could explain in words the formula and most could write it down. They remembered it afterwards too!! Feel free to alter the initial slides for you class.
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4.7

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graeme.stoten

4 years ago
4

thewiser

5 years ago
5

Just what I needed, clear and stimulating, thank you!

Classicalvintage

5 years ago
5

An excellent addition to my resources on number patterns. Thank you for sharing, it stimulated a lot of discussion and ohhh ahhh moments.

Johnt5

5 years ago
5

Thank you for sharing such a clear power point!

fellis19

5 years ago
4

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