Предмет: Математика, автор: ghostikyt123

1 ) 15 / 4 + 20 / 13 помогиьте

Ответы

Автор ответа: ildar502020

Ответ: 5 15/52.

Пошаговое объяснение:

15/4 + 20/13=3 3/4 + 1 7/13 => НОК(4;13)=52 => 3 39/52 + 1 28/52 = 4 67/52=

=5 15/52.

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