在 横线 里填上“>”“<”或“=”.
0.49________??0.499???????????4.12________??4.23???????????12.00________???123.0________??2.999???????????2.620________?2.62??????????0.98________??10.82千克________??820克?????????????7米23厘米________??7.2厘米9.27吨________??9吨27千克??????????1.004千米________?1千米40米.
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< < = > = < = > > <
解析分析:本题根据小数的意义及单位之间的进率分析比较即可.
7米23厘米=723厘米>7.2厘米;9.27吨=9吨270千克>9吨27千克;
1.004千米=1千米零4米<1千米40米.
解答:0.49<0.499???????????4.12<4.23???????????12.00=123.0>2.999???????????2.620=2.62??????????0.98<10.82千克=820克?????????????7米23厘米>7.2厘米9.27吨>9吨27千克??????????1.004千米<1千米40米.故