Breaking twenty-five
In this "Tiny Math Games" post by Dan Meyer, there's an idea from Malcolm Swan
Pick a number. Say 25. Now break it up into as many pieces as you want. 10, 10, and 5, maybe. Or 2 and 23. Twenty-five ones would work. Now multiply all those pieces together.
What's the biggest product you can make?
What other mathematical aspects of this caught your attention? What do you wonder about the situation?
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