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Математика
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Събиране и изваждане
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Age 7-8
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level: Grade 1
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Bulgarian
คำแนะนำของผู้เขียน
Задачи със събиране и изваждане, математически пирамиди и часовник.
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-
Математика
-
Събиране и изваждане
-
Age 7-8
-
level: Grade 1
-
Bulgarian
คำแนะนำของผู้เขียน
Задачи със събиране и изваждане, математически пирамиди и часовник.