Предмет: Математика, автор: fafdaff24

Найдите пожалуйста значение выражения:

Приложения:

Ответы

Автор ответа: reshator2000

$18* \frac{1}{81} -20* \frac{1}{9}= \frac{18}{81}- \frac{20}{9} = \frac{18-180}{81}=- \frac{162}{81} =-2$

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