Предмет: Алгебра, автор: pokop55l

Решите прошу вас!!!!!,!!!!!,

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Автор ответа: fara25082008

0

Сначала расставляем действия. То, что в скобках первое, а то, что после них второе.

1) 2 4/5 - 0,8 = 2 4/5 - 8/10 = 2 8/10 - 8/10

2) 2 * 3 1/8 = 2/1 * 25/8 = 25/4 = 6 1/4

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