Сколько лет папе?Необычная задача из советского учебника, 4 класс, 1941 год #математика
Задача из старого советского учебника Н.С.Поповой для 4 класса, 1941 г. Сколько лет папе?
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![⚡️ [Долгожданный прогон] ⚡️](https://sun9-37.userapi.com/9pzRK0dQK5kncabCO6ogjcDeDjwUjzqPkMN9KA/5mf4OHlkRR8.jpg)
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