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Results tagged with number-theory
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user 11497
A mathematical puzzle whose solution is heavily based on the arithmetic properties of the integers. Use with [mathematics]
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Arrange numbers to 3x3 square with concentric (Addition and Difference)
Difference 1
Reasoning:
Difference 2
Reasoning:
Addition
Reasoning:
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The pre-alpha calculator
Any number of the form $d_1\dots d_k\pm e_1\dots e_l$ where each $d_i,e_i$ are distinct.
For example $75463-1092=74371$.
Similarly, replace the $\pm$ with $\times$ for more results.
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