20 + 40, 30 + 70

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Age: 7-8
Level: 1
Language: Bulgarian (bg)
ID: 193567
15/05/2020
Country code: BG
Country: Bulgaria
School subject: Математика (1061855)
Main content: Събиране без преминаване (1998907)
From worksheet author:

Събиране на числата до 100

Other contents:
Упражнение

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20 + 40, 30 + 70
20 + 40, 30 + 70

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