数字用英语怎么说.doc

文档介绍：数字[shùzì]1、基数词Cardinals68sixty-eight100a/onehundred101a/onehundredandtwo746sevenhundredandforty-six1,000a/onethousand[a只用于一个数字的开头,后面有百位数时要用one]1,housand,onehundred5,647fivethousand,sixhundredandforty-seven10,000tenthousand100,000a/onehundredthousand1,000,000a/onemillion100,000,000a/onehundredmillion563,032,406fivehundredandsixty-threemillion,thirty-twothousand,fourhundredandsix[and只放在百与后面的数之间]十亿[英]a/onethousandmillion[美]a/onebillion百亿[英]tenthousandmillion[美]tenbillion千亿[英]onehundredthousandmillion[美]onehundredbillion万亿[英]onebillion[美]onetrillion2、分数Fractions1/2a/onehalf1/3a/onethird1/4aquarter[onefourth]1/5a/onefifth2/3twothirds9/enths10%tenpercent5‰fivepermill3、[zero]pointseven;-%decimalfivepercent4、数学式Mathematicforms9+3=12nineplusthreeequalstwelve8+2=10eightandtwoareten7+0=7sevenandnoughtisequaltoseven20+14+56=90twenty,fourteenandfifty-y13-5=8thirteenminusfiveequaleight3-2=1twofromthreeleavesone1×1=1onemultipliedbyoneequalsone;onceoneisone2×5=10twicefive