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EX. 8 va rog
DAU COROANA


EX 8 Va Rog DAU COROANA class=

Răspuns :

a) 13×9-48:6+12 650:11=
117-8+1150=109+1150
=1259
b)32×17+7095:165-78:26=
544+43-3=587-3
=584
c)2002+{[150-(26×15-95×3)×2]×3-24×5}=
2002+{[150-(390-285)×2]×3-120}=
2002+[(150-5×2)×3-120]=
2002+[(150-10)×3-120]=
2002+(140×3-120)=
2002+(420-120)=
2002+300=2302