Предмет: Математика, автор: bvlads2019

Сделайте и распишите все поэтапно, как вы решили, пожалуйста

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Автор ответа: dyexfnf

Ответ:

Пошаговое объяснение:

(2 1/2 + 3 1/2 : 1 3/4) * 2 1/18 - 2 1/4 = 7

1) 3 1/2 : 1 3/4 = 7/2 : 7/4 = 7/2 * 4/7 = 2

2) 2 1/2 + 2 = 4 1/2

3) 4 1/2 * 2 1/18 = 9/2 * 37/18 = 1/2 * 37/2 = 37/4 = 9 1/4

4) 9 1/4 - 2 1/4 = 7

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