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three

In a sentence
Trojka je moje obľúbené číslo.
Three is my favorite number.
Moje obľúbené číslo je trojka.
Three is my favorite number.
Examples from Tatoeba (CC BY 2.0 FR).
Source
Slovak National Corpus (SNK) ↗English gloss from the frequency publish path. Example sentences from Tatoeba (CC BY 2.0 FR).
Full attribution on References.