英語中基數詞序數詞分數小數和百分數的讀法

1、語法英語中基數詞、序數詞、分數、小數和百分數的寫法,讀法1.基數詞的讀法：基數詞的讀法：a. 23 89 b.223 416 809 twenty-three eighty-ninetwo hundred and twenty-threefour hundred and sixteeneight hundred and nine how to say? 百 千 萬 十萬 百萬 千萬 億 十億hundredthousand ten thousand one hundred thousandmillion ten million one thousand millionbillionc. 1000

2、以上的數從后向前數，每三位數加一以上的數從后向前數，每三位數加一“,”（千分位）；第一個（千分位）；第一個“,”號前為號前為thousand; 第二個第二個“,”號前為號前為million; 第三個第三個“,”號前為號前為billion。如：。如：1,001 4,000 9,743 174,301750,000,000 one thousand and onefour thousandnine thousand, seven hundred and forty-threea (one) hundred and seventy-four thousand, three hundred and o

3、neseven hundred and fifty million2.序數詞的讀法序數詞的讀法序數詞一般以與之相應的基數詞加詞序數詞一般以與之相應的基數詞加詞尾尾-th構成，如：構成，如：tenth（第十），但下（第十），但下面這些基數詞在變序數詞時，面這些基數詞在變序數詞時， 有特別有特別的地方。如：的地方。如：a. one two three five eight nine twelvefirstsecondthirdfiftheighthninthtwelfthb. 以以-ty結尾的詞，要先變結尾的詞，要先變-y為為-i，再加，再加-eth。如：如：twenty fortyc. 以以on

4、e, two, three, five, nine收尾的多位序數收尾的多位序數詞，要照第一條方法變。如：詞，要照第一條方法變。如：twenty-one twenty-two thirty-five ninety-ninea hundred and fifty-three twentiethfortiethtwenty-firsttwenty-secondthirty-fifthninety-nintha hundred and fifty-third基數詞（分子）序數詞（分母），基數詞（分子）序數詞（分母），分子大于，分母用復數如：分子大于，分母用復數如： 2/3 7/9 5/12 one-f

5、ourthtwo-thirdsseven-ninthsfive-twelfthstwo and three-fifthsthirty and seven-eighths3.分數詞的讀法分數詞的讀法2353078一些特殊的表達法一些特殊的表達法 a / one halfa / one quarterthree quarters小數的讀法小數的讀法7.8 0.4 0.03 0.125 14.397 seven point eight（zero） point four（zero） point zero three(zero) point one two fivefourteen point thre

6、e nine seven5) 百分數的讀法百分數的讀法27% 45% 86% twenty-seven percent forty-five percent eighty-six percentpractice read the following numbers. 2/55/89/103/8two-fifths five-eighthsnine-tenthsthree-eighths 0.50.81.23796,000 point five point eight one point two threeseven hundred, ninety-six thousandfind the mi

7、stakes52,470,383- fifty-two million, four hundred and seventy, three hundred and eighty-three 100,000,000- hundred million365,528,462- three hundred and sixty-five million, five hundred and twenty-eight thousand, four hundred and sixty-two1,000,000,000- one thousand/ one billion52,470,383- fifty-two

8、 million, four hundred and seventy thousand, three hundred and eighty-three100,000,000- one hundred millionnow lets say:2/5 5/8 9/10 3/8 5/6 1/2 1/4 3/4practicecount thesewhat is of 6,000,000?how much is 35,246,000 plus 12, 800,000?what is 25% of 200,000,000?how much is 260,408,396 plus 5,284,700?wh

9、at is of 1,000,500,000?what is 10% of 800,000,000?3,000,00048,046,00050,000,000265,693,096750,375,00080,000,000 exercise 9 on p 93answers:b b c bwork in pairwe writewe say400,0002,000,0005,100,00048,000,50050,567,489123,456,789 four hundred thousand two million five million one hundred thousand forty-eight million, five hundred fifty million, five hundred and sixty-s