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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.
3
4
- 0.25=0.05
B.
2
3
+0.55= 1
11
60
C.
3
8
×
3
4
÷3=
4
3
D. 5
3
4
-2
1
6
-0.5=3
1
12
下列运算正确的是(  )
A.
3
4
- 0.25=0.05
B.
2
3
+0.55= 1
11
60
C.
3
8
×
3
4
÷3=
4
3
D. 5
3
4
-2
1
6
-0.5=3
1
12
下列运算正确的是(  )
A.
3
4
- 0.25=0.05
B.
2
3
+0.55= 1
11
60
C.
3
8
×
3
4
÷3=
4
3
D. 5
3
4
-2
1
6
-0.5=3
1
12
下列运算正确的是(  )
A.
3
4
- 0.25=0.05
B.
2
3
+0.55= 1
11
60
C.
3
8
×
3
4
÷3=
4
3
D. 5
3
4
-2
1
6
-0.5=3
1
12
下列运算正确的是(  )
A.
3
4
- 0.25=0.05
B.
2
3
+0.55= 1
11
60
C.
3
8
×
3
4
÷3=
4
3
D. 5
3
4
-2
1
6
-0.5=3
1
12
A.
3
4
- 0.25=0.05
B.
2
3
+0.55= 1
11
60
C.
3
8
×
3
4
÷3=
4
3
D. 5
3
4
-2
1
6
-0.5=3
1
12
A.
3
4
- 0.25=0.05
B.
2
3
+0.55= 1
11
60
C.
3
8
×
3
4
÷3=
4
3
D. 5
3
4
-2
1
6
-0.5=3
1
12
A.
3
4
- 0.25=0.05
B.
2
3
+0.55= 1
11
60
A.
3
4
- 0.25=0.05
3
4
- 0.25=0.05
3
4
3 4 3 3 4 4 B.
2
3
+0.55= 1
11
60
2
3
+0.55= 1
11
60
2
3
2 3 2 2 3 3 1
11
60
11
60
11 60 11 11 60 60 C.
3
8
×
3
4
÷3=
4
3
D. 5
3
4
-2
1
6
-0.5=3
1
12
C.
3
8
×
3
4
÷3=
4
3
3
8
×
3
4
÷3=
4
3
3
8
3 8 3 3 8 8
3
4
3 4 3 3 4 4
4
3
4 3 4 4 3 3 D. 5
3
4
-2
1
6
-0.5=3
1
12
5
3
4
-2
1
6
-0.5=3
1
12
3
4
3 4 3 3 4 4
1
6
1 6 1 1 6 6
1
12
1 12 1 1 12 12
▼优质解答
答案和解析
A,
3
4
-0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.

B,
2
3
+0.55=
2
3
+
11
20
=
73
60
=1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
A,
3
4
-0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.

B,
2
3
+0.55=
2
3
+
11
20
=
73
60
=1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
A,
3
4
-0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.

B,
2
3
+0.55=
2
3
+
11
20
=
73
60
=1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
A,
3
4
-0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.

B,
2
3
+0.55=
2
3
+
11
20
=
73
60
=1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
A,
3
4
-0.25=0.75-0.25=0.5;
0.5≠0.05,本选择错误.

B,
2
3
+0.55=
2
3
+
11
20
=
73
60
=1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
3
4
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,
2
3
+0.55=
2
3
+
11
20
=
73
60
=1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
2
3
2 3 2 2 2 3 3 3 +0.55=
2
3
+
11
20
=
73
60
=1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
2
3
2 3 2 2 2 3 3 3 +
11
20
=
73
60
=1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
11
20
11 20 11 11 11 20 20 20 =
73
60
=1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
73
60
73 60 73 73 73 60 60 60 =1
13
60

1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
13
60
13 60 13 13 13 60 60 60 ;
1
13
60
1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
13
60
13 60 13 13 13 60 60 60 ≠ 1
11
60
,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
1
11
60
11 60 11 11 11 60 60 60 ,本选项错误.

C,
3
8
×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
3
8
3 8 3 3 3 8 8 8 ×
3
4
÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
3
4
3 4 3 3 3 4 4 4 ÷3,
=
9
32
×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
9
32
9 32 9 9 9 32 32 32 ×
1
3

=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
1
3
1 3 1 1 1 3 3 3 ,
=
3
32

3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
3
32
3 32 3 3 3 32 32 32 ;
3
32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
3
32
3 32 3 3 3 32 32 32
4
3
,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
4
3
4 3 4 4 4 3 3 3 ,本选项错误.

D,5
3
4
-2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
3
4
3 4 3 3 3 4 4 4 -2
1
6
-0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
1
6
1 6 1 1 1 6 6 6 -0.5,
=3
7
12
-0.5,
=3
1
12

本选项正确.
故选:D.
7
12
7 12 7 7 7 12 12 12 -0.5,
=3
1
12

本选项正确.
故选:D.
1
12
1 12 1 1 1 12 12 12 ;
本选项正确.
故选:D.