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Four alternatives to the four fours

The “Four Fours” is a very well-known little problem that encourages some creative thinking and use of the order of operations. It goes like this:
Using exactly four of the number 4, any of the operations +, -, *, / and as many brackets as you like, see if you can produce all the natural numbers […]

Posted in One Hundred Factorial, Thoughts about maths thinking | Tagged , |

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