问题 解答题
计算,能简算的要简算.
18
35
÷0.6×
2
3
18
13
×
12
5
+
18
5
×
1
13
3
25
×102-
6
25
5
8
+
5
6
)×
4
25
(0.75-
3
16
)×(
2
9
+
1
3
(4-(
3
4
-
3
8
))×
4
29
答案

(1)

18
35
÷0.6×
2
3

=

18
35
÷
3
5
×
2
3

=

18
35
×
5
3
×
2
3

=

4
7

(2)

18
13
×
12
5
+
18
5
×
1
13

=

18
13
×
12
5
+
1
5
×
18
13

=

18
13
×(
12
5
+
1
5
),

=

18
13
×
13
5

=

18
5

(3)

3
25
×102-
6
25

=

3
25
×102-
3
25
×2,

=

3
25
×(102-2),

=

3
25
×100,

=12;

(4)(

5
8
+
5
6
)×
4
25

=

35
24
×
4
25

=

7
30

(5)(0.75-

3
16
)×(
2
9
+
1
3
),

=(

3
4
-
3
16
)×(
2
9
+
1
3
),

=

9
16
×
5
9

=

5
16

(6)[4-(

3
4
-
3
8
)]×
4
29

=[4-

3
8
4
29

=

29
8
×
4
29

=

1
2

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