For puzzles involving addition, subtraction, multiplication, or division.
For puzzles involving addition ($+$), subtraction ($-$), multiplication ($\times$), or division ($\div$).
About
Synonyms
age-puzzleStats
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created |
5 years, 9 months ago by Colonel Panic |
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viewed |
20 times |
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active |
3 months ago |
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editors |
2 |
