Teach your children about triangular numbers with this handy topic guide and collection of activity sheets. These resources are available at different levels of difficulty, so your children can count the number of dots in each triangle or use algebra to work them out!
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- One 5-Page Triangular Numbers Guide – Learn about triangular numbers with this helpful overview. It explains what triangular numbers are, how to calculate the numbers in the pattern and how to use algebra to work out the number of dots in any triangle.
- Four Pages of Triangular Numbers Activities – A differentiated collection of activities (with answers) that children can use to explore triangular numbers.
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The Triangular Numbers Activity Pack
Average rating: 2 reviews
Karen
Feb 6, 2023
Very useful resource
As usual, a straightforward and helpful resource, there at my fingertips for instantly prepared lesson. THANK YOU!
Rowan
Jan 19, 2023
Most useful!
Triangular numbers are often difficult to explain; but it's not likely you'll be spending more than a lesson or two on them. This Activity Pack is just what you need!
