อยากได้แบบฝึกหัดฟรีนับพัน (ไม่มีสิ่งรบกวนเลย)?
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math
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Adunare,scădere,înmulțire, împărțire
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Age 8-10
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level: grade4
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Romanian
คำแนะนำของผู้เขียน
exerciții de calcul, aflarea necunoscutei, probleme
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math
-
Adunare,scădere,înmulțire, împărțire
-
Age 8-10
-
level: grade4
-
Romanian
คำแนะนำของผู้เขียน
exerciții de calcul, aflarea necunoscutei, probleme