El. Valor exacto de 0, 25 + 3 / 4 + 0, 2 + 1 / 5 esA 2 / 5B 1 / 5C ( - 5) / 2 `````````````` 2D ( - 5) / 2 `````````````` 3?
El. Valor exacto de 0, 25 + 3 / 4 + 0, 2 + 1 / 5 es A 2 / 5 B 1 / 5 C ( - 5) / 2 `````````````` 2 D ( - 5) / 2 `````````````` 3.