(1+0.228-0.21)×(0.228-0.21+223)-(1+0.228-0.21+0.2003)×﹙0.228-0.21)
问题描述:
(1+0.228-0.21)×(0.228-0.21+223)-(1+0.228-0.21+0.2003)×﹙0.228-0.21)
(能巧算的就巧算)
答
237.190395