用“<”“=”或“>”号填空:-2______0,-89______-910,-(+5)______-(-|-5|).-数学

题目简介

用“<”“=”或“>”号填空:-2______0,-89______-910,-(+5)______-(-|-5|).-数学

题目详情

用“<”“=”或“>”号填空:-2______0,-
8
9
______-
9
10
,-(+5)______-(-|-5|).
题型:填空题难度:中档来源:不详

答案

∵负数小于0,
∴-2<0;
class="stub"8
9
=class="stub"80
90
class="stub"9
10
=class="stub"81
90

class="stub"8
9
class="stub"9
10

∴-class="stub"8
9
>-class="stub"9
10

∵-(+5)=-5,-(-|-5|)=-(-5)=5,
∴-(+5)<-(-|-5|).
故应填:<;>;<.

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