题目内容
计算:53.3÷0.23÷0.91×16.1÷0.82=
分析:通过分析式中数据可知,53.3能被0.82除尽,16.1能被0.23除尽,由此据交换律及结合律时行巧算即可.
解答:53.3÷0.23÷0.91×16.1÷0.82
=53.3÷0.82×(16.1÷0.23)÷0.91,
=65×70÷0.91,
=13×5×10×7÷0.7÷1.3,
=10×5×10×10,
=5000.
故答案为:5000.
=53.3÷0.82×(16.1÷0.23)÷0.91,
=65×70÷0.91,
=13×5×10×7÷0.7÷1.3,
=10×5×10×10,
=5000.
故答案为:5000.
点评:完成小数乘除法时,一定要注意小数点的移动.
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