问题 填空题
计算:(0.5+0.25+0.125)÷(0.5×0.25×0.125)×
7
18
×
9
2
+
1
6
12
1
6
-
15
4
×
6
5
=_____.
答案

(0.5+0.25+0.125)÷(0.5×0.25×0.125)×

7
18
×
9
2
+
1
6
12
1
6
-
15
4
×
6
5

=(

1
2
+
1
4
+
1
8
)÷(
1
2
×
1
4
×
1
8
)×
7
4
+
1
6
12
1
6
-
9
2

=

7
8
×64×
23
12
23
3

=56×

1
4

=14.

故答案为:14.

单项选择题
单项选择题