问题
解答题
计算: (1)(-0.75)÷
|
答案
(1)(-0.75)÷
÷(-0.3),5 4
=
×3 4
×4 5
,10 3
=2;
(2)(-0.33)÷(-
)÷(-11),1 3
=(-
)×(-3)×(-33 100
),1 11
=-
.9 100
计算: (1)(-0.75)÷
|
(1)(-0.75)÷
÷(-0.3),5 4
=
×3 4
×4 5
,10 3
=2;
(2)(-0.33)÷(-
)÷(-11),1 3
=(-
)×(-3)×(-33 100
),1 11
=-
.9 100