Răspuns :
902+4x58-42:7+3x(6x6-6)-1028=
=902+232-6+3x(36-6)-1028=
=1134-6+3x30-1028=
=1128+90-1028=
=1218-1028=
=190
=902+232-6+3x(36-6)-1028=
=1134-6+3x30-1028=
=1128+90-1028=
=1218-1028=
=190
902+4x58-42:7+3x30-1028
902+232-6+90-1028
1134-6+90-1028
1128+90-1028
1218-1028
=190
902+232-6+90-1028
1134-6+90-1028
1128+90-1028
1218-1028
=190