11x34-(34+6x34+102)
=11x34-(34+204+102)
=11x34-(238+102)
=11x34-340
=374-340
=34
11x34-(34+6x34+102)
=11x34-(34x1+6x34+34x3) *vì 102=34x3*
=34x(11-6-1-3)
=34x1
=34
Đúng 100% luôn
Ủng hộ nhé!
11 x 34 -( 34 + 6 x 34 + 102)
= 11 x 34 - 34 - 6 x 34 - 102
= 34 x ( 11 - 1 - 6) - 102
= 34 x 4 - 102
= 136 - 102 = 34