(Q5420020)
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Wikipedia(3 entries)
- enwiki Exercise (mathematics)
- ukwiki Вправа (математика)
- zhwiki 数学题
Wikibooks(0 entries)
Wikinews(0 entries)
Wikiquote(0 entries)
Wikisource(0 entries)
Wikiversity(1 entry)
- dewikiversity Kategorie:Mathematische Disziplinen/Aufgaben