计算∶ -32 ÷(-2)2-|-1
|×6+(-2)3
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
20-21七年级下·广东深圳·期中 查看更多[2]
更新时间:2021-09-01 18:27:26
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解答题-计算题
|
较易
(0.85)
【推荐1】计算:
(1)﹣3.1×
﹣2.5×
+9.1×![](https://img.xkw.com/dksih/QBM/2016/4/18/1574193600921600/1574193607065600/STEM/1e8c6758e38145fbbfbd94e962cda459.png)
(2)﹣12+(﹣1)2÷
×2.
(1)﹣3.1×
![](https://img.xkw.com/dksih/QBM/2016/4/18/1574193600921600/1574193607065600/STEM/1e8c6758e38145fbbfbd94e962cda459.png)
![](https://img.xkw.com/dksih/QBM/2016/4/18/1574193600921600/1574193607065600/STEM/1e8c6758e38145fbbfbd94e962cda459.png)
![](https://img.xkw.com/dksih/QBM/2016/4/18/1574193600921600/1574193607065600/STEM/1e8c6758e38145fbbfbd94e962cda459.png)
(2)﹣12+(﹣1)2÷
![](https://img.xkw.com/dksih/QBM/2016/4/18/1574193600921600/1574193607065600/STEM/8d8e4341a48f41338e7380bf87d1d454.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐2】(1)-15-(-8)+(-11)-12
(2)(-
)×(
)×
÷(-
)
(3)(-2)²+4×(-3)²-(-4)²÷(-2)
(4)-5m²n+4mn²-2mn+6m²n+3mn
(5)
ab-
+
-(-
ab)
(6)4x²-[
x-(
x-3)+3x²]
(2)(-
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec85f29c0860b57a8f0cf8098c13a97e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4cdd643918dc02497f688643fed1f9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76433c2ae8d071413d7d8e93735ba07a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
(3)(-2)²+4×(-3)²-(-4)²÷(-2)
(4)-5m²n+4mn²-2mn+6m²n+3mn
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4029b0352d223d833153c8ae56bde3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e765b98a42ed4b39e75d32e8da874e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3453020b545b29c8baaa693f178c58b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
(6)4x²-[
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
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