比较大小:(1)-34 -45,(2)+0.001 -100,.(3)-π -3.14.
比较大小:(1)-
______-
;(2)+0.001______-100;、(3)-π______-3.14.在线课程(1)∵-
=-0.75,-
=-0.8,
∴|-
|<|-
|,
∴-
>-
;
(2)∵+0.001>0,-100<0,
∴+0.001>-100;
(3)∵π≈3.1415,
∴-π<-3.14.
故填空答案:(1)>(2)>(3)<.
3 |
4 |
4 |
5 |
3 |
4 |
4 |
5 |
∴|-
3 |
4 |
4 |
5 |
∴-
3 |
4 |
4 |
5 |
(2)∵+0.001>0,-100<0,
∴+0.001>-100;
(3)∵π≈3.1415,
∴-π<-3.14.
故填空答案:(1)>(2)>(3)<.