计算:18.25×114/5−171/4÷(1−54/59)=_.

问题描述:

计算:18.25×11

4
5
−17
1
4
÷(1−
54
59
)=______.

18.25×11

4
5
−17
1
4
÷(1−
54
59
)
=18
1
4
×11
4
5
-17
1
4
×11
4
5

=(18
1
4
-17
1
4
)×11
4
5

=1×11
4
5

=11
4
5

故答案为:11
4
5