整式的乘除100题.pdf

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1、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯最新资料推荐⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯整式的乘除练习题1.下列各题的计算,正确的是（）7297214225100101A.(a)aB.aaaC.2a3a6aD.(0.5)223222.计算(3a)a的结果是()．A.44439aB.9aC.6aD.9a433mn2m323m-55-m3.4xy÷(-2xy)=4.aa=a=5．(a)=6．a÷a=345445652237．xxx=8.(x)=9.aa÷(a)÷a=10.(-a)(-a)+a=11.=12.=13.=14.=522325829

2、36215.(x)+xx+(-x)=16.21a÷7a=17.xy÷xy=4232322218.28ab÷7ab=19.(3xy+6xy)÷3xy=243420.(5ab-25a)÷(-5b)=21.32243223222.25ab÷5(ab)=23.(xy+6xy-xy)÷3xy=4222425.4xy÷(-2xy)=______．2332226.(-a)÷a=______．27.______÷5xy=5xy．m+2n+6m+2223428.y=y·__________.29______÷(-5myz)=-myz．32230.(16a-24a)

3、÷(-8a)=______．31.=_____________43223232.(-8xy+12xy-4xy)÷(4xy)=_______________．33.35.=_________36.=_______237.=________38.(3ab)=_______39.=_______40.=_________41.=_____42.=______43.=_____44.=______45.=46.=1⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯最新资料推荐⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯47.=48.=49=50.=51.=52.=

4、53.=54.=55.=56.=57.=58.=59．=60．=61=62.=63．=64.=65.=66.=67.=68．=69．=70.=71．=72.=73．74．75．76.=77．=78.=79．=80=81.=82．=83.=84.=85．(5ab1)(5ab1)8687．=88．=89.=90．=91．=92．=93．=93．94．95．96．2⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯最新资料推荐⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯97．=98．=100．=3