问题 解答题
把下列百分数化成小数或整数.
7.4%=
303%=15.6%=3.9%=42.3%=
答案

7.4%=0.074;

303%=3.03;

15.6%=0.156;

3.9%=0.039;

42.3%=0.423.

故答案为:0.047,3.03,0.156,0.039,0.423.

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