比较大小:-(-5)______-(+6);-2______13;-89______-910.-数学

题目简介

比较大小:-(-5)______-(+6);-2______13;-89______-910.-数学

题目详情

比较大小:
-(-5)______-(+6);
-2______
1
3

-
8
9
______-
9
10
题型:填空题难度:中档来源:不详

答案

∵-(-5)=5>0,-(+6)=-6<0,
∴-(-5)>-(+6);
∵-2<0,class="stub"1
3
>0,
∴-2<class="stub"1
3

∵|-class="stub"8
9
|=class="stub"8
9
=class="stub"80
90
<|-class="stub"9
10
|=class="stub"9
10
=class="stub"81
90

∴-class="stub"8
9
>-class="stub"9
10

故答案为:>,<,>.

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