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Dovlea2007
a fost răspuns

Calculeaza respectand ordinea efectuarii operatiilor si semnificatia parantezelor:a) (125+8)×4 286+234×5 b) (700-350)×2+84:3 230-(87:3 )+242×3 c)350-6×18:3+184×2 (250×2 ):(100:10)+550

Răspuns :

Sdanutza
a) (125+8)×4=133×4=432
286+234×5=286+1170=1456
b) (700-350)×2+84÷3= 350×2+28= 728
230- (87÷3)+242×3= 230-29+726= 201+726=927
c) 350-6×18÷3+184×2= 350-28+368= 222+368=590
(250×2)÷(100÷10)+550= 500÷10+550= 50+550=600