Răspuns :
Răspuns:
(800-450+50)×(208-30)=
=(350+50)×178=
=400×178=71200
(920-120-450+50)×(109+99-30)
920-120=800-450=350+50=400×208-30=178
400×178=71.200
Răspuns:
(800-450+50)×(208-30)=
=(350+50)×178=
=400×178=71200
(920-120-450+50)×(109+99-30)
920-120=800-450=350+50=400×208-30=178
400×178=71.200