Предмет: Математика, автор: Аноним

3 класс.
В 1870 г. было 11 243 км. железных дорог, а в 1880 г. их общая протяженность увеличилась на 12 614. Какой была общая протяженность железных дорог в 1880 году?

Ответы

Автор ответа: kirill7708

1

11 243 + 12 614 = 23 857 км

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