Предмет: Математика, автор: alena080384

выполни действия 1)10 кв. см. - 100 кв. мм. = . 2) 3 кв.см. 80 кв. мм. + 120 кв. мм. = . 3) 470 кв. мм. - 3 кв. см. = .

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Автор ответа: zhenyatontoeva

0

1 .) 900 кв мм 2) 340 кв мм 3)170 кв мм

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