题目内容
比较大小,用“<”“>”“=”填空:
(1)-0.02______1;
(2)-(-
)______-
;
(3)-
______-3.14;
(4)-
______-[+(-0.75)].
(1)-0.02______1;
(2)-(-
| 3 |
| 4 |
| 3 |
| 4 |
(3)-
| 22 |
| 7 |
(4)-
| 4 |
| 5 |
(1)∵-0.02<0,1>0,
∴-0.02<1.
故答案为:<;
(2)∵-(-
)=
>0,-
<0,
∴-(-
)>-
.
故答案为:>;
(3)∵|-
|=
≈3.142>|-3.14|=3.14,
∴-
<-3.14;
(4)∵-[+(-0.75)]=0.75>0,-
<0,
∴-
<0.75,即-
<-[+(-0.75)].
故答案为:<.
∴-0.02<1.
故答案为:<;
(2)∵-(-
| 3 |
| 4 |
| 3 |
| 4 |
| 3 |
| 4 |
∴-(-
| 3 |
| 4 |
| 3 |
| 4 |
故答案为:>;
(3)∵|-
| 22 |
| 7 |
| 22 |
| 7 |
∴-
| 22 |
| 7 |
(4)∵-[+(-0.75)]=0.75>0,-
| 4 |
| 5 |
∴-
| 4 |
| 5 |
| 4 |
| 5 |
故答案为:<.
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