问题
填空题
0.4%化成小数是______,化成分数是______.
答案
0.4%化成小数是:0.004,
化成分数是:0.4%=
=0.4 100
=2 500
.1 250
故答案为:0.004,
.1 250
0.4%化成小数是______,化成分数是______.
0.4%化成小数是:0.004,
化成分数是:0.4%=
=0.4 100
=2 500
.1 250
故答案为:0.004,
.1 250