检查4.2-3.65=0.55对不对，不可以

检查4.2-3.65 =0.55对不对，不可以用什么验算请选择ABC)K4_3O1J+q2Q+_:]1f9w+Z*Q3N-k6m9O*_3Q,y/v:V._

A．3.65 -0.553N-k6m9O*_3Q,y/v:V._

B．4.2 -0.553N-k6m9O*_3Q,y/v:V._

C．3.65 +0.553N-k6m9O*_3Q,y/v:V._