问题
解答题
计算1200-(1200-1200×
|
答案
1200-(1200-1200×
)÷0.375,3 4
=1200-1200×(1-
)÷3 4
,3 8
=1200-1200×
×1 4
,8 3
=1200×(1-
),2 3
=1200×
,1 3
=400.
计算1200-(1200-1200×
|
1200-(1200-1200×
)÷0.375,3 4
=1200-1200×(1-
)÷3 4
,3 8
=1200-1200×
×1 4
,8 3
=1200×(1-
),2 3
=1200×
,1 3
=400.