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计算:(2.25÷0.375×-0.3×2)÷(2.3×0.25+0.27×2.5)=.

题目详情
计算:
(2.25÷0.375×-0.3×2)÷(2.3×0.25+0.27×2.5)=______.
▼优质解答
答案和解析
(2.25÷0.375×-0.3×2)÷(2.3×0.25+0.27×2.5),
=(
9
4
×
8
3
-0.6)÷(2.3×0.25+2.7×0.25),
=5.4÷(5×
1
4
),
=
27
5
×
4
5

=
108
25

=4
8
25

故答案为:4
8
25