有理数混合运算习题300道(共38页).doc

精选优质文档-倾情为你奉上有理数的混合运算 (一)填空423-17-(+23)=_5-7-9+(-13)=_6-11+|12-(39-8)|=_7-9-|5-(9-45)|=_8-5.6+4.7-|-3.8-3.8=_9-|-0.2|+0.6-(0.8-5.4)=_129.53-8-(2-|-11.64+1.53-1.36|)=_1373.17-(812.03-|219.83+518|)=_3638(-7)+5(-2)3(-32)-(-22)-38339(-3)38=_48(-2)(-3)(-5)+2(0.3-0.3)83-3+4=_112413-74-(-5+26)116-84-(16-3)+7118-0.182+3.105-(0.318-6.065)