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(50×4-30):10-10×7:7+(368-81:9:3)

Răspuns :

(200-30): 10-70:7+(368-9:3)=
=170:10-7+(368-3)=
=17-7+365=
=10+365=
=375
(200-30):10-70:7+(368-9:3)
170:10-10+(368-3)
17-10+365
7+365
372