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140-(240-260+180+60-80)=
(145+120+55-80) - (325+28-225+12)=


Răspuns :

(145+120+55-80)-(325+28-225+12)=
(264+55-80)-(353-237)=
(319-80)-116=
239-116=
123
cealalta cerita e grsita