xingcekaoshidangzhong,dangtijinayigebufenzuinanshihou,henduotongxuehuishuo,shuliangguanxi!danshidajiazhidao,deshuliangzhedetianxia,suoyizaikaoshizhongxiangtuoyingerchu,zhangwoshuliangguanxizheiyibufenjiuxiandeyouweizhongyao。xianzaizhonggongjiaoyujiujidajiajieshaoyigejietidexiaofangfa: liyongzhengchutexingqiaojieti。
BG真人版li1.youruoganbenkewaishu,pingjunfenji8mingxiaopengyou,zhenghaofenwan;ruopingjunfenjiqizhong5mingxiaopengyou,yezhenghaofenwan,qiefendaoshudexiaopengyoujiangbianqianyizhongfenfaduofende9ben。gongyouduoshaobenkewaishu?
BG真人版a.140 b.120 c.110 d.100
BG真人版【daan】b。zhonggongjiexi: ruoyongchangguifangfa,keyongfangchenglieshiqiujie,shegongyouxbenkewaishu,genju“fendaoshudexiaopengyoujiangbianqianyizhongfenfaduofende9ben”,keyou
dengshiliangbiantongshicheng40,huajianhoukede3x=360,x=120,yinerxuanb。danshitimuzhongyou“pingjun……zhenghaofenwan”zheiyangjuyouzhengchutexingdemiaoshuziyan,gukewaishushuliangdingnengtongshibei5he8zhengchu,jiehexuanxiang,zhiyou120jinengbei5zhengchuyenengbei8zhengchu,yinerxuanb。
BG真人版shangshuliangzhongjiefazhong,yunyongchangguifangfawukehoufei,zishinengjiechulai,danshaoweiyouxiehaoshijian。eryunyongzhengchutexing,zhijiekousuanjiukeyi,yaozhidaokaoshizhongshijianfeichangbaogui,jiuying“haogangyongzaidaorenshang”,nengtishengjietisuduheleerbuweini?
li2.zhangjingguanyinianneicanyupohuodegeleianjianyou100duojian,shiwangjingguande5bei,lijingguandewufenzhisan,yuejingguandebafenzhiqi,wenlijingguanyinianneicanyupohuoleduoshaoanjian?
a.175 b.105 c.120 d.buhaogusuan
【daan】a。zhonggongjiexi: youtiyikezhi,chuxianbeishu、fenshuyixiejuyouzhengchutexingdeziyan,gukezhizhangjingguanpoanshudayu100qietongshinengbei5、3、7zhengchu,100yishang200yineinengtongshibeizheisangeshuzhengchudezhiyou105jian,neimelijingguanpoanshuwei
jian,yinerdaanweia。
BG真人版li3.moudaxuejinrongbanyuanyoudenannvshengbiliwei2:5。benxueqicongwaibanzhuanru4genanxuesheng,zenannvshengzhijiandebiliwei3:5,qingwenyuanjinrongbanyouduoshaomingnansheng?
BG真人版a.4 b.6 c.8 d.10
【daan】c。zhonggongjiexi: bentisuichuxianbili,keyiyongbilijieti,danzuiweijiandandeshikeyiyongzhengchuqiujie,yuanyounanshengnengbei2zhengchu;jiashang4renhou,nengbei3zhengchu;jiehexuanxiang,jiashang4nengbei3zhengchudezhiyoucxuanxiang。
tongguoyishanglianxihuifaxian,yunyongchangguifangfajisuanhuibijiaohaoshijian,liyongzhengchukeyidaliangjieshengzuotishijian,kuangqiezhengchuyebunanzhangwo,dajiayaoduojialianxi。
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