举例:9÷10=0.9,
9÷90=0.1,
故答案为:正确.
两个数相除的商是0.9,被除数不变,除数扩大9倍,商是0.1._.(判断对错)
两个数相除的商是0.9,被除数不变,除数扩大9倍,商是0.1.______.(判断对错)
数学人气:831 ℃时间:2019-11-07 20:59:51
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