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(13% din 4500) - (9% din 300) - (2% din 250) =?

Răspuns :

[tex] \frac{13}{100}*4500= \frac{4500*13}{100} \to \frac{58500}{100} =585 \\ \\ \frac{9}{100}*300= \frac{300*9}{100} \to \frac{2700}{100} \to27 \\ \\ \frac{2}{100} *250= \frac{250*2}{100} = \frac{500}{100} \to5 \\ \\ 585-27-5=\boxed{553}[/tex]
[tex]\displaystyle \frac{13}{100} \cdot 4500= \frac{58500}{100} =585 \\ \\ \frac{9}{100} \cdot 300= \frac{2700}{100} =27 \\ \\ \frac{2}{100} \cdot 250= \frac{500}{100} =5 \\ \\ 585-27-5=558-5=553[/tex]