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Member for
3 ปี 3 เดือนAge: 9-18
Level: Grade 5
Language: Polish
(pl)
ไอดี: 863825
28/03/2021
Country code: PL
Country: Poland
Main content: Ułamki (2052730)
skracanie ułamków
Other contents: Skracanie i rozszerzanie ułamków
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