36×72×17用简便方法计算.小学四年级数学题-查字典问答网
沈申生
36×72×17
=36×36×2×17
=36×36×34=44064
如果本题有什么不明白可以追问,
如有其它问题,请谅解,
- 六年级的数学题6道(1)一叠钱共140元,有5元的和10元的共20张,5元的和10元的各多少张?(2)有大.小两只虫子,小的有2只脚,大的有5只脚,现在有大小虫子27只,共有99只脚,大小虫子各有多少只?(3
- 【asweallknow后面加逗号吗Asweallknow,'Practicemakesperfect.'Asweallknow'Practicemakesperfect.'Asweallknow后面要不要加逗号呢?以上两句,哪种正确呢?宾语从句中I‘msure后面要加逗号吗?总结句中inother】
- 下列各组物质中相对分子质量相等的是()A.CO2和SO2B.H2O和NH3C.CaO和H2SD.N2和CO
- 【用所给动词的适当形式填空1._____you_____(receive)anyletterfromhimrecently?Notyet.2.I____already_____(see)thefilm.3.I________just______(have)lunch,soI'mnothungrynow.4.Someone_____(clean)theclassroom.Look!Howcleanitis!5.--】
- 用括号内所给动词的适当形式填空,必要时可加助动词或情态动词.Beingsafeinyourdailylifeneedsknowledge(知识).Ifyourememberthefollowinginformation,yourlifewillbemuchsafer.Alwaysnoticetheenviro
- 高中化学有机酯化反应题(求相对分子质量)乙酸与2.0g某饱和一元醇A反应,生成酯3.7g,并回收到A0.4g,则A的相对分子质量为多少?
- 【填写单词小题1:Morethanonefingerprint_________(证明)thatheisjustthethiefthepolicearesearchingfor.小题2:Asweallknow,nothingmakesSuzhou_________(出名的)aroundtheworldthanGardens.小题3:Thankyoufor_________】
- 用适当的be动词填空1.Sam----inclasssix2theteachers----fromChina.i----apupil.mysisters-----doctors.-----haveyoutwelve?thewater------coldthisdog----hers.mine----overtheresallyandi------inthesameschool.it---timeforlunch
- 练习i用动词的适当形式填空looksomepeople[lie]onthebeach.
- 【用括号内所给动词的适当形式填空.it'stime_______(have)lunch.heis_______(watch)TVnow.】