June 2021 1 39 Report
Выполните действия:
а) 5/8 + 7/8 - 1/8
б) 5/9 - ( 4/9 + 1/9)
в) 4  4/33 + 3  7/33
г) 5  13/18 - 2  7/18
/ - дробная черта
Пробел между цифрами - целая и не целая части.
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