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[1500+27×(639:9)-(536:8)]:10

Răspuns :

(1500+27x71-67):10=
(1500+1917-67):10=
(3417-67):10=
3350:10=335
[1500+27×(639:9)-(536:8)]:10=335
=(1500+27x71-67):10=
=(1500+1917-67):10=
=(3417-67):10=
=3350:10=
=335