问题
填空题
计算: (1)x10÷______=x4. (2)6m3÷(-3m2)=______. (3)2725÷97×812=______. (4)(-
|
答案
(1)x10÷106=x4;
(2)6m3÷(-3m2)
=6÷(-3)m3-2
=-2m;
(3)2725÷97×812
=375÷314×38
=375-14+8
=369;
(4)(-
)30÷(1 3
)0÷(1 3
)291 3
=(
)30÷(1 3
)0÷(1 3
)291 3
=(
)30-0-291 3
=
.1 3
故答案为:106;-2m;369;
.1 3