来自林锦国的问题
(2012•临川区)(1)9.81×0.1+0.5×98.1+0.049×981(2)15×(215-217)×17(3)100-32×0.125×0.25(4)[1-(12-14)]×23.
(2012•临川区)(1)9.81×0.1+0.5×98.1+0.049×981
(2)15×(215-217)×17
(3)100-32×0.125×0.25
(4)[1-(12-14)]×23.
1回答
2020-05-09 10:16