问题 解答题
计算下面各题,能简算的要简算
6
5
×
3
8
+
5
8
÷
5
6

7
16
×[
5
16
+(
9
16
-
1
4
÷
1
2
)]
17
8
-0.35-1.65
(11-5)÷
5
6
×
6
13
答案

(1)

6
5
×
3
8
+
5
8
÷
5
6

=

6
5
×
3
8
+
5
8
×
6
5

=

6
5
×(
3
8
+
5
8
),

=

6
5
×1,

=

6
5

(2)

7
16
×[
5
16
+(
9
16
-
1
4
÷
1
2
)],

=

7
16
×[
5
16
+(
9
16
-
1
2
)],

=

7
16
×[
5
16
+
9
16
-
1
2
],

=

7
16
×[
7
8
-
1
2
],

=

7
16
×
3
8

=

21
128

(3)

17
8
-0.35-1.65,

=

17
8
-(0.35+1.65),

=

17
8
-2,

=

1
8

(4)(11-5)÷

5
6
×
6
13

=6÷

5
6
×
6
13

=

36
5
×
6
13

=

216
65

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