比较大小:①-15______0,②-12______-13.-数学

题目简介

比较大小:①-15______0,②-12______-13.-数学

题目详情

比较大小:①-15______0,②-
1
2
______-
1
3
题型:填空题难度:中档来源:不详

答案

①∵-15是负数,
∴-15<0;
②∵-class="stub"1
2
=-class="stub"3
6
<0,-class="stub"1
3
=-class="stub"2
6
<0,|-class="stub"3
6
|>|-class="stub"2
6
|,
∴-class="stub"3
6
<-class="stub"2
6

即-class="stub"1
2
<-class="stub"1
3

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