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Matematica
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Exerciții și probleme
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Age 8-9
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level: clasa a II-a
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Romanian
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Matematica
-
Exerciții și probleme
-
Age 8-9
-
level: clasa a II-a
-
Romanian
คำแนะนำของผู้เขียน
Adunări,scăderi, înmulțiri