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Rezolvați:(pt un copil de a 4):a) [(2+2)*2-2+2*(2+2:2)]:2
b) 2+(2+2):[(2-2):2+(2+2):2]
c)2*2+(2+2)*[2+(2:2+2)*2]


Răspuns :

a)[(2+2)*2-2+2*(2+2:2)]:2=
(4*2-2+2*3):2=
(8-2+6):2=
(6+6):2=
12:2=
=6
b)2+(2+2):[(2-2):2+(2+2):2]=
2+4:(0:2+4:2)=
2+4:(0+2)=
2+4:2=
2+2=
=4
c)2*2+(2+2)*[2+(2:2+2)*2]=
4+4*[2+(1+2)*2]=
4+4*(2+3*2)=
4+4*(2+6)=
4+4*8=
4+32=
=36

SPER CA TE-AM AJUTAT....