问题 填空题
38-[23.5÷2
2
3
-(6.3-5
37
40
)+7.5×0.375]×
8
45
=______.
答案

38-[23.5÷2

2
3
-(6.3-5
37
40
)+7.5×0.375]×
8
45

=38-[23.5×

3
8
-
3
8
+7.5×
3
8
8
45

=38-[

3
8
×(23.5-1+7.5)]×
8
45

=38-[

3
8
×30]×
8
45

=38-

90
8
×
8
45

=38-2,

=36.

故答案为:36.

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