Question

73x{1100-10x[19x8-9x(15-8)]}

Answer 1

73x{1100-10x[19x8-9x(15-8)]}=15 330
=73x[1100-10x(152-9x7)]=
=73x[1100-10x(152-63)]=
=73x(1100-10x89)=
=73x(1100-890)=
=73x210=
=15 330

Answer 2

73×{1100-10×[ 19×8-9×(15-8)]}=
73×[1100-10×( 19×8-9×7)]=
73×(1100-10×89)=
73×(1100-890)=
73× 210=
=15.330