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Calculează:
(35:5+48:6+20):(15:3+3x8:4-4)=


Răspuns :

7+8+20=35 5+6-4=7 35:7=5
(7+8+20) : (5+24:4-4)=
35: (5+6-4)=
35:(11-4)=
35:7=5