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calculeaza in doua moduri (103+107)*3= 4*(605-318)= 6*394+6*471+6*101= 916*2-453*2= Repede va rog!!

Răspuns :

(103+107)x3=210*3=630
(103*3)+(107*3)=309+321=630

4*(605-318)=4*287=1148
(4*605)-(4*318)=2420-1272=1148


si asa mai departe