问题 填空题

根据0.126÷0.045=2.8直接填空.

126÷4.5=______    

1.26÷0.045=______

0.126÷45=______

______÷0.45=280.

答案

126÷4.5=28;    

1.26÷0.045=28;

0.126÷45=0.0028;

126÷0.45=280.

故答案为:28,28,0.0028,280.

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