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Ramystrunfy
a fost răspuns

calculeaza in douo moduri:(9+5)×100,6×(100-50),(400+80+20):2,(72-36):4.

Răspuns :

Fenomenul21
(9+5)x100= 14x100= 1400
(9+5)x100= 9x100+5x100= 900+500=1400

6x(100-50)= 6x50=300
6x(100-50)=6x100-6x50=600-300=300

(400+80+20):2=500:2=250
(400+80+20):2=400:2+80:2+10:2=200+40+10=250

(76-36):4=40:4=10
(76-36):4= 76:4-36:4=19-9=10

APasa multumesc daca ti-am fost de folos!

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