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Calculati: 3 supra 5+7 supra 10 -1 supra 2×3 intregi 1 supra 5

Răspuns :

PrințesaGeorgiana
3/5+7/10/4-1/2•3 1/5= 3/12:10/1:4/1-1/2•16/5= 3/12•1/10•1/4-1/2•16/5= 1/4•1/10•1/4-1/1•8/5= 1/160-8/5= 1/160-256/160= -255/160= -51/32

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