Предмет: Математика, автор: grinevichkirill631

Я добавил файл помогите мне с 13 заданием, пожалуйста!!

Приложения:

0c3b6d5bbf7e4e5005d7238954d7a701.docx

Ответы

Автор ответа: Lidaneon

Ответ:

-5,2-4,8= - 10

-2½÷(-⅖)=6¼

-⅙ + (-½)= -⅔

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