Предмет: Математика, автор: markobzor2311

срочно ДАЮ 20БАЛЛОВ Пожалуйста помогите не понимаю

Приложения:

Ответы

Автор ответа: mirmarchenko

1

Ответ:

в первом 10•10,2 =102 в втором 3•10,2 =30,6

3•0,4 =1,2. 20•1,7=21,4. 3•1,7=5,1

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