问题
解答题
计算:[(11
|
答案
[(11
-31 9
×12 5
)-82 17
÷3.6]÷22 5 6 25
=[(
-100 9
×17 5
)-19 17
×42 5
]×5 18 25 56
=[(
-100 9
)-19 5
]×21 9 25 56
=(
-79 9
)×19 5 25 56
=
×224 45 25 56
=
.20 9
计算:[(11
|
[(11
-31 9
×12 5
)-82 17
÷3.6]÷22 5 6 25
=[(
-100 9
×17 5
)-19 17
×42 5
]×5 18 25 56
=[(
-100 9
)-19 5
]×21 9 25 56
=(
-79 9
)×19 5 25 56
=
×224 45 25 56
=
.20 9