Предмет: Математика, автор: Аноним

11/20  -  (1/4  +   1/5)       это дроби решите пожалуйста

Ответы

Автор ответа: Костяша
0

приводим к общему знаменателю 20

11/20-(1/4+1/5)=11/20-(5/20+4/20)=11/20-9/20=2/20

Автор ответа: hskvg
0

11/20 - (1/4  +   1/5)

11/20 - (5/20 + 4/20)

11/20 - 9/20 = 2/20 = 1/10  

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