Making any integer with four 2s
- Some examples can be done by elementary school kids: In middle school, kids learn about exponents, factorials, etc.
- which expands the range considerably: Then come the tricks; for example, the number 22 (twenty two) can be seen as a valid use of two 2s, and so on; so we can have: Getting to 7 is notoriously difficult, but if you allow e
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- Some examples can be done by elementary school kids: In middle school, kids learn about exponents, factorials, etc.
- which expands the range considerably: Then come the tricks; for example, the number 22 (twenty two) can be seen as a valid use of two 2s, and so on; so we can have: Getting to 7 is notoriously difficult, but if you allow e
Sources: Thegreenplace