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efectuati 200+7×(9+2×(290-4×(32:8+66)

Răspuns :

32:8=4
66+4=70
70x4=280
290-280=10
2x10=20
9+20=29
7x29=203
200+203=403
Sper ca nu am gresit


200+7×[9+2×(290-4×70)]=
200+7×(9+2×10)=
200+7×29=
200+203=403