括号125×83+17+17×125括号乘8
=[(83+17)x125+17]x8
=(100x125+17)x8
=100x125x8+17x8
=100000+136
=100136
(125×83+17+17×125)×8
=[125×(83+17)+17]×8
=[125×100+17]×8
=125×100×8+17×8
=100000+136
=100136
(125×83+17×125)×8
=(83+17)×125×8
=100×1000
=100000
(125×83+17+17×125)*8
=8*125×83+8*17+17×8*125
=1000×83+8*17+17×1000
=83000+17000+136
=100000+136
=100136