3.11*0.1+0.5*31.1+0.049*311
1个回答
3.11*0.1+0.5*31.1+0.049*311
=31.1*0.01+0.5*31.1+0.49*31.1
=(0.01+0.5+0.49)*31.1
=31.1
保证准确率~
相关问题
98.1*0.01+5*9.81+0.049*981
9.81×0.1+0.5×98.1+0.049×981．
9.81×0.1+0.5×98.1+0.049×981．
9.8*0.1+0.5*98.1+0.049*981怎样计算简便
9.81×0.1+0.5×98.1+0.049×981．
9.81×0.1+0.5×98.1+0.049×981．
简便计算 20.13×0.1+0.5×201.3+0.049×2013
7.24×0.1+0.5×72.4+0.049×724．
这道计算题怎么简算?9.81×0.1+0.5×98.1+0.049×981