在“横线”内填上“>”,“<”,“=”.54______65;920______0.45;45______67.-数学

题目简介

在“横线”内填上“>”,“<”,“=”.54______65;920______0.45;45______67.-数学

题目详情

在“横线”内填上“>”,“<”,“=”.
5
4
______
6
5

9
20
______0.45;
4
5
______
6
7
题型:填空题难度:中档来源:不详

答案

①因为class="stub"5
4
=class="stub"5×5
4×5
=class="stub"25
20

class="stub"6
5
=class="stub"6×4
5×4
=class="stub"24
20

class="stub"25
20
>class="stub"24
20

所以class="stub"5
4
>class="stub"6
5

②因为0.45=class="stub"45
100
=class="stub"45÷5
100÷5
=class="stub"9
20

所以class="stub"9
20
=0.45

③因为class="stub"4
5
=class="stub"4×7
5×7
=class="stub"28
35

class="stub"6
7
=class="stub"6×5
7×5
=class="stub"30
35

class="stub"28
35
<class="stub"30
35

所以class="stub"4
5
<class="stub"6
7

故答案为:>、=、<.

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