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下列运算正确的是()A.34-0.25=0.05B.23+0.55=11160C.38×34÷3=43D.534-216-0.5=3112
题目详情
下列运算正确的是( )
|
A.
| B.
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C.
| D. 5
|
A.
| B.
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C.
| D. 5
|
A.
| B.
| ||||||||||||
C.
| D. 5
|
A.
| B.
| ||||||||||||
C.
| D. 5
|
A.
| B.
| ||||||||||||
C.
| D. 5
|
3 |
4 |
2 |
3 |
11 |
60 |
3 |
8 |
3 |
4 |
4 |
3 |
3 |
4 |
1 |
6 |
1 |
12 |
3 |
4 |
2 |
3 |
11 |
60 |
3 |
4 |
3 |
4 |
3 |
4 |
2 |
3 |
11 |
60 |
2 |
3 |
11 |
60 |
2 |
3 |
11 |
60 |
11 |
60 |
3 |
8 |
3 |
4 |
4 |
3 |
3 |
4 |
1 |
6 |
1 |
12 |
3 |
8 |
3 |
4 |
4 |
3 |
3 |
8 |
3 |
4 |
4 |
3 |
3 |
8 |
3 |
4 |
4 |
3 |
3 |
4 |
1 |
6 |
1 |
12 |
3 |
4 |
1 |
6 |
1 |
12 |
3 |
4 |
1 |
6 |
1 |
12 |
▼优质解答
答案和解析
A,
-0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.
B,
+0.55=
+
=
=1
;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D. A,
-0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.
B,
+0.55=
+
=
=1
;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D. A,
-0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.
B,
+0.55=
+
=
=1
;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D. A,
-0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.
B,
+0.55=
+
=
=1
;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
3 4 3 3 3 4 4 4 -0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.
B,
+0.55=
+
=
=1
;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
2 3 2 2 2 3 3 3 +0.55=
+
=
=1
;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
2 3 2 2 2 3 3 3 +
=
=1
;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
11 20 11 11 11 20 20 20 =
=1
;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
73 60 73 73 73 60 60 60 =1
;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
13 60 13 13 13 60 60 60 ;
1
≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
13 60 13 13 13 60 60 60 ≠ 1
,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D. 1
11 60 11 11 11 60 60 60 ,本选项错误.
C,
×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
3 8 3 3 3 8 8 8 ×
÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
3 4 3 3 3 4 4 4 ÷3,
=
×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
9 32 9 9 9 32 32 32 ×
,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
1 3 1 1 1 3 3 3 ,
=
;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
3 32 3 3 3 32 32 32 ;
≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
3 32 3 3 3 32 32 32 ≠
,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D. ≠
4 3 4 4 4 3 3 3 ,本选项错误.
D,5
-2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
3 4 3 3 3 4 4 4 -2
-0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
1 6 1 1 1 6 6 6 -0.5,
=3
-0.5,
=3
;
本选项正确.
故选:D.
7 12 7 7 7 12 12 12 -0.5,
=3
;
本选项正确.
故选:D.
1 12 1 1 1 12 12 12 ;
本选项正确.
故选:D.
A,
0.5≠0.05,本选择错误. B,
1
C,
=
=
D,5
=3
=3
本选项正确. 故选:D. |
3 |
4 |
0.5≠0.05,本选择错误.
B,
2 |
3 |
2 |
3 |
11 |
20 |
73 |
60 |
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
3 |
4 |
0.5≠0.05,本选择错误.
B,
2 |
3 |
2 |
3 |
11 |
20 |
73 |
60 |
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
3 |
4 |
0.5≠0.05,本选择错误.
B,
2 |
3 |
2 |
3 |
11 |
20 |
73 |
60 |
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
3 |
4 |
0.5≠0.05,本选择错误.
B,
2 |
3 |
2 |
3 |
11 |
20 |
73 |
60 |
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
3 |
4 |
0.5≠0.05,本选择错误.
B,
2 |
3 |
2 |
3 |
11 |
20 |
73 |
60 |
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
2 |
3 |
2 |
3 |
11 |
20 |
73 |
60 |
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
2 |
3 |
11 |
20 |
73 |
60 |
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
11 |
20 |
73 |
60 |
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
73 |
60 |
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
13 |
60 |
1
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
13 |
60 |
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D. 1
11 |
60 |
C,
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
3 |
8 |
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
3 |
4 |
=
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
9 |
32 |
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
1 |
3 |
=
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
3 |
32 |
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
3 |
32 |
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D. ≠
4 |
3 |
D,5
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
3 |
4 |
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
1 |
6 |
=3
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
7 |
12 |
=3
1 |
12 |
本选项正确.
故选:D.
1 |
12 |
本选项正确.
故选:D.
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