Предмет: Математика, автор: danaranur01

Вычисли:

4 часа 5 минут × 2 + 6 часов 15 минут × 2 = ???
2км 308 м × 2 - 6 км 90 м ÷ 3 = ???

Ответы

Автор ответа: Знатель2
0
а) 14ч 25 мин
б) 2 км 586 м
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