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)119-2.9+1.7-(7+3.7-2.1)12134.23-194.6-(5.77-5.4)12523.6+3.9-(17.8-4.8+15.4)134(-3) 22.5135(-2.5 2)(-4)136(-3 2)(-2)2173(-1) 25+(-1)52-125+(-15)2
