问题 填空题
[47-(18.75-1÷
8
15
)×2
6
25
]÷0.46=______.
答案

[47-(18.75-1÷

8
15
)×2
6
25
]÷0.46

=[47-(18.75-

15
8
))×2
6
25
]÷0.46,

=[47-

135
8
×2
6
25
]÷0.46,

=[47-37.8]÷0.46,

=9.2÷0.46,

=20.

故填:20.

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