Unit 2 Numbers-Instructions about numbers

Module1Unit2Numbers,Introductionsaboutnumbers,Whatdoyouknowaboutthelanguageofnumbers?,Weallusenumbersinourdailylife.Numbersareaninternationallanguage.,Adecimalnumberiswrittenasadot.eg.0.65(zeropointsixfive/sixty-five)8.08(eightpointoeight.)Readthefollowing:7.53,3.42,0.01,86.20,1adecimalnumber(小数）,Afractionistheexactdivisionofanumber.eg.:onehalf2/3:two-thirdsaquarter1/10one-tenthReadthefollowing:3/5,6/11,1/8,2afraction(分数）,Oddnumberscannotbedividedbytwotogiveawholenumberwithoutafraction.,3oddnumbers(奇数）,4evennumbers偶数）,Evennumberscanbedividedbytwotogiveawholenumber.,5plus,add(加）,Twoplusfiveisseven.Twoandfiveisseven.3+12=?What(Howmuch)is3plustwelve?Readthefollowing:25+24=4930+12=?,6minus(减，减号，负号）subtract(减),12-3=9Twelveminusthreeisnine.Threesubtractedfromtwelveisnine.Readthefollowing:2-2=019-12=797-65=?,7multiply乘,Twotimesthreeissix.Twomultipliedbythreeis6.Readthefollowing:164=6453=15,8divide除,306=5Thirtydividedbysixisfive.Readthefollowing:204=5183=6,Speaking,Talktime,1.Saythesecardinalnumbers.,284,653twohundredandeighty-fourthousandsixhundredandfifty-three1,367,982onemillionthreehundredandsixty-seventhousandninehundredandeighty-two,（1）billion,million,thousand后面的位数上为非零的数字时，则不要加and,如下列数字,2，008twothousandandeight706sevenhundredandsix,（2）billion,million,thousand后面的位数上为零的数字时，则要加and,如下列数字,2Saythesesentenceswithordinalnumbers.,Wheredotheylive?May:1Mayisonthefirstfloor.Alan:2Alanisthesecondfloor.Danny:3Dannyisthethirdfloor.June:9Juneistheninthfloor.Peter:12Peteristhetwelfthfloor.Alice:19Aliceisthenineteenthfloor.Steve:40Steveisthefortiethfloor.,3Saythesedecimals.,.3:pointthree0.3zeropointthree.368pointthreesixeight7.145sevenpointonefourfive36.36thirty-sixpointthreesix,4Saythesetelephonenumbers.,39215143356513513471012233894167,WhenwesaytelephoneorIDcardnumbers,wesayeachnumberseparately.For0wesayzerooro.Whentwoofthesamenumberaretogether,wecansaydoublebeforethenumber.,Exercise,1.Readthefollowing:,300,305,315,433,4,500,5,345,6,605,7,056,threehundred,threehundredandfive,threehundredandfifteen,fourthousandfivehundred,fourhundredandthirty-three,fivethousandthreehundredandforty-five,sixthousandsixhundredandfive,seventhousandandfifty-six,166150236%0.755.05412720061/53/5,onehundredandsixtysix.,onethousandfivehundredandtwo.,thirty-sixpercent.,zeropointsevenfive.,fivepointofive.,forty-onedegree.,twenty-sevendegree.,twothousandandsix./TwoOOSix.,2.Sayoutthefollowingnumbers.,one-fifth.,three-fifths,3.usingpronouns,11plus1equals12.（11+1=12）2._m_e_.3._m_by_e_.4._d_by_e_.5._p_e_.6._p_d_by_e_.7._m_m_by_e_,13,inus,5,quals8,7ultiplied8quals56,16ivide4quals4,9lus6quals4,14lus4ivided2quals9,19inus9ultiplied3quals30,分数，小数one-sixthsixhundredthszeropointsevenaquarterahalfthreefifthsofafootthreequartersofthemoney,1/66/1000.71/41/2五分之三英尺四分之三的钱,日期5月1日May11May,MaythefirstthefirstofMay,1998200521世纪,nineteenninety-eighttwothousandandfivethetwenty-firstcentury,百分数250.28,twenty-fivepercentzeropointtwoeightpercent,时间5:2011:502:458:00a.m.5:25p.m.,twentypastfivetentotwelveaquartertothreeeighta.m.fivetwenty-fivep.m.,年龄20多岁40出头快50岁,inonestwentiesinonesearlyfortiesinoneslateforties,编号第八课第11页,LessonEight=theEighthLessonpageeleven=theeleventhpage,Differentexpressionsaboutnumbers.,房号：1103-Room1103班级、年级Class6,Grade9时间：6：50sixfifty;tentoseven年、月、日：1986/12/6-Decemberthesixth,nineteeneighty-six温度：36Cthirty-sixCelsiusdegree序数：12thtwelfth14thfourt