qing zhen shi wang zhuang xiao xue guo kai xin qing zhen shi wang zhuang xiao xue guo kai xin苏教版五年级数学上册qing zhen shi wang zhuang xiao xue guo kai xin qing zhen shi wang zhuang xiao xue guo kai xin 口算0.50.6 0.30.33.50.2 0.70.113.23 0.125810.48 0.941=0.3 =0.09=0.7 =0.077=9.6 =1=0.52 =0.94qing zhen shi wang zhuang xiao xue guo kai xin qing zhen shi wang zhuang xiao xue guo kai xin精确到个位精确到十分位精确到百分位精确到千分位0.80541.9736写出下表中的近似值120.82.00.811.970.8051.974qing zhen shi wang zhuang xiao xue guo kai xin qin
