:八年级数学分式的乘除练习1
16.2.1分式的乘除
1.计算下列各题:
(1)×=______;(2)÷=_______;(3)3a·16ab=________;
(4)(a+b)·4ab2=________;(5)(2a+3b)(a-b)=_________.
2.把下列各式化为最简分式:
(1)=_________; (2)=_________.
3.分数的乘法法则为_____________________________________________________;分数的除法法则为______________________________________.
4.分式的乘法法则为____________________________________________________;分式的除法法则为_______________________________________.
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