4.28×10________428 0.34×100________343.03×1000________303 4.12×10________41.2×1052.6÷10________5.26 0.34÷100________0.034.
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解析分析:根据小数点位置移动引起小数大小的变化规律计算出各个算式的结果,再根据小数的大小比较方法比较大小即可.
解答:①4.28×10=42.8<428;
②0.34×100=34;
③3.03×1000=3030>303;
④4.12×10=41.2,41.2×10=412,所以4.12×10<41.2×10;
⑤52.6÷10=5.26;
⑥0.34÷100=0.0034<0.034.
故