Предмет: Математика, автор: inessakazurova

помогите решить!!!!!
20/45+26/54
36/300+12/40
14/24-39/90+15/100
42/120+20/32-28/160
45/72-33/144-20/64

Ответы

Автор ответа: tatsach

Ответ:

Пошаговое объяснение:

сначала дроби надо сократить а потом привести к общему знаменателю

Приложения:

inessakazurova: спасибо большое

tatsach: Пожалуйста

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помогите решить!!!!!20/45+26/5436/300+12/4014/24-39/90+15/10042/120+20/32-28/16045/72-33/144-20/64 ​

Ответы

помогите решить!!!!!
20/45+26/54
36/300+12/40
14/24-39/90+15/100
42/120+20/32-28/160
45/72-33/144-20/64