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514与213的和减去它们的差,结果是多少?正确的算式是()A.514+213-514-213B.514-213+514-213C.514+213-(514-213)D.514+213+(514-213)

题目详情
5
1
4
与2
1
3
的和减去它们的差,结果是多少?正确的算式是(  )

A.5
1
4
+2
1
3
-5
1
4
-2
1
3

B.5
1
4
-2
1
3
+5
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
4
与2
1
3
的和减去它们的差,结果是多少?正确的算式是(  )

A.5
1
4
+2
1
3
-5
1
4
-2
1
3

B.5
1
4
-2
1
3
+5
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
4
1144
1
3
的和减去它们的差,结果是多少?正确的算式是(  )

A.5
1
4
+2
1
3
-5
1
4
-2
1
3

B.5
1
4
-2
1
3
+5
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
3
1133

1
4
+2
1
3
-5
1
4
-2
1
3

B.5
1
4
-2
1
3
+5
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
4
1144
1
3
-5
1
4
-2
1
3

B.5
1
4
-2
1
3
+5
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
3
1133
1
4
-2
1
3

B.5
1
4
-2
1
3
+5
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
4
1144
1
3

B.5
1
4
-2
1
3
+5
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
3
1133
1
4
-2
1
3
+5
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
4
1144
1
3
+5
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
3
1133
1
4
-2
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
4
1144
1
3

C.5
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
3
1133
1
4
+2
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
4
1144
1
3
-(5
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
3
1133
1
4
-2
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
4
1144
1
3

D.5
1
4
+2
1
3
+(5
1
4
-2
1
3
1
3
1133
1
4
+2
1
3
+(5
1
4
-2
1
3
1
4
1144
1
3
+(5
1
4
-2
1
3
1
3
1133
1
4
-2
1
3
1
4
1144
1
3
1
3
1133
▼优质解答
答案和解析
(5
1
4
+2
1
3
)-(5
1
4
-2
1
3

=
21
4
+
7
3
-
21
4
+
7
3

=
14
3

故选:C.
1
4
111444+2
1
3
)-(5
1
4
-2
1
3

=
21
4
+
7
3
-
21
4
+
7
3

=
14
3

故选:C.
1
3
111333)-(5
1
4
-2
1
3

=
21
4
+
7
3
-
21
4
+
7
3

=
14
3

故选:C.
1
4
111444-2
1
3

=
21
4
+
7
3
-
21
4
+
7
3

=
14
3

故选:C.
1
3
111333)
=
21
4
+
7
3
-
21
4
+
7
3

=
14
3

故选:C.
21
4
212121444+
7
3
-
21
4
+
7
3

=
14
3

故选:C.
7
3
777333-
21
4
+
7
3

=
14
3

故选:C.
21
4
212121444+
7
3

=
14
3

故选:C.
7
3
777333
=
14
3

故选:C.
14
3
141414333
故选:C.