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简便计算.26×5+46×567×1+17×125÷12+35÷12139÷19-49÷19.

题目详情
简便计算.
2
6
×5+
4
6
×5
6
7
×1+
1
7
×1
2
5
÷
1
2
+
3
5
÷
1
2

13
9
÷
1
9
-
4
9
÷
1
9
简便计算.
2
6
×5+
4
6
×5
6
7
×1+
1
7
×1
2
5
÷
1
2
+
3
5
÷
1
2

13
9
÷
1
9
-
4
9
÷
1
9

2
6
×5+
4
6
×5
6
7
×1+
1
7
×1
2
5
÷
1
2
+
3
5
÷
1
2

13
9
÷
1
9
-
4
9
÷
1
9
2
6
262266
4
6
×5
6
7
×1+
1
7
×1
2
5
÷
1
2
+
3
5
÷
1
2

13
9
÷
1
9
-
4
9
÷
1
9
4
6
464466
6
7
×1+
1
7
×1
2
5
÷
1
2
+
3
5
÷
1
2

13
9
÷
1
9
-
4
9
÷
1
9
6
7
676677
1
7
×1
2
5
÷
1
2
+
3
5
÷
1
2

13
9
÷
1
9
-
4
9
÷
1
9
1
7
171177
2
5
÷
1
2
+
3
5
÷
1
2

13
9
÷
1
9
-
4
9
÷
1
9
2
5
252255
1
2
+
3
5
÷
1
2

13
9
÷
1
9
-
4
9
÷
1
9
1
2
121122
3
5
÷
1
2

13
9
÷
1
9
-
4
9
÷
1
9
3
5
353355
1
2

13
9
÷
1
9
-
4
9
÷
1
9
1
2
121122
13
9
÷
1
9
-
4
9
÷
1
9
13
9
139131399
1
9
-
4
9
÷
1
9
1
9
191199
4
9
÷
1
9
4
9
494499
1
9
1
9
191199
▼优质解答
答案和解析
(1)
2
6
×5+
4
6
×5
=(
2
6
+
4
6
)×5
=1×5
=5

(2)
6
7
×1+
1
7
×1
=(
6
7
+
1
7
)×1
=1×1
=1

(3)
2
5
÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
2
6
26222666×5+
4
6
×5
=(
2
6
+
4
6
)×5
=1×5
=5

(2)
6
7
×1+
1
7
×1
=(
6
7
+
1
7
)×1
=1×1
=1

(3)
2
5
÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
4
6
46444666×5
=(
2
6
+
4
6
)×5
=1×5
=5

(2)
6
7
×1+
1
7
×1
=(
6
7
+
1
7
)×1
=1×1
=1

(3)
2
5
÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
2
6
26222666+
4
6
)×5
=1×5
=5

(2)
6
7
×1+
1
7
×1
=(
6
7
+
1
7
)×1
=1×1
=1

(3)
2
5
÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
4
6
46444666)×5
=1×5
=5

(2)
6
7
×1+
1
7
×1
=(
6
7
+
1
7
)×1
=1×1
=1

(3)
2
5
÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
6
7
67666777×1+
1
7
×1
=(
6
7
+
1
7
)×1
=1×1
=1

(3)
2
5
÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
1
7
17111777×1
=(
6
7
+
1
7
)×1
=1×1
=1

(3)
2
5
÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
6
7
67666777+
1
7
)×1
=1×1
=1

(3)
2
5
÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
1
7
17111777)×1
=1×1
=1

(3)
2
5
÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
2
5
25222555÷
1
2
+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
1
2
12111222+
3
5
÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
3
5
35333555÷
1
2

=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
1
2
12111222
=(
2
5
+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
2
5
25222555+
3
5
)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
3
5
35333555)÷
1
2

=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
1
2
12111222
=1×2
=2

(4)
13
9
÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
13
9
139131313999÷
1
9
-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
1
9
19111999-
4
9
÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
4
9
49444999÷
1
9

=(
13
9
-
4
9
)÷
1
9

=1×9
=9
1
9
19111999
=(
13
9
-
4
9
)÷
1
9

=1×9
=9
13
9
139131313999-
4
9
)÷
1
9

=1×9
=9
4
9
49444999)÷
1
9

=1×9
=9
1
9
19111999
=1×9
=9