Crazy Calculators
- A popular puzzle type used to encourage thinking about order of operations
- Creation Date: Tuesday, 26 July 2011
- File size: 218.83 KB
- Downloaded: 3441
- Author: Mark McCourt
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Instructions:
Imagine you have a calculator with most of the buttons removed. You are allowed to use only the buttons that are left.
Can you make all the numbers from 1 to 20 on the crazy calculators below?