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efectueaza


(280+120):100

900:(464+136minus500)


(801minu654+853):10:10

100inpartit(906minus899):10

va rog si taca puteti sa mile puneti unele sub altele


Răspuns :

(280+120):100=400:100=4
900:(464+136-500)=900:100=9
(801-654+853):10:10=1000:10:10=100:10=10
100:(906-899):10=10:7:10=0,14
prima 400 : 100 = 4

a doua 900: 100 = 9