183×279×361-182×278×360的计算结果是（　　） A.217017 B.207217 C.207216 D.217016

183×279×361-182×278×360
=（182+1）×（278+1）×（360+1）-182×278×360
=182×（278+1）×（360+1）-182×278×360+279×361
=（182×278+182）×（360+1）-182×278×360+279×361
=182×278×360+182×278+182×360+182-182×278×360+279×361
=182×278+182×360+182+279×361
=182×（278+360+1）+279×361
=182×278+182×361+279×361
=50596+（182+279）×361
=50596+461×361
=50596+166421
=217017．
故选：A