英语中基数词序数词分数小数和百分数的读法

3,000,000 48,046,000
50,000,000 265,693,096
750,375,000 80,000,000
exercise 9 on P 93 Answers:B B C B
plus 12, 800,000? 3. What is 25% of 200,000,000? 4. How much is 260,408,396 plus
5,284,700? 5. What is ¾ of 1,000,500,000? 6. What is 10% of 800,000,000?
▪ How to say?
▪ 百 hundred ▪ 千 thousand
▪ 万 ten thousand
▪ 十万 one hundred thousand
▪ 百万
million
▪ 千万 ten million
▪亿
one thousand million
▪ 十亿
billion
C. 1000以上的数从后向前数，每三位数加一 “,”（千分位）；第一个“,”号前为thousand; 第二个“,”号前为million; 第三个“,”号前为 billion。如：
语法 英语中基数词、序数词、分数、
小数和百分数的写法,读法
1.基数词的读法： A. 23 — twenty-three
89 —eighty-nine
B.223 — two hundred and twenty-three
416 — four hundred and sixteen 809 — eight hundred and nine
一些特殊的表达法
½— a / one half ¼— a / one quarter ¾— three quarters
小数的读法
7.8— seven point eight 0.4— （zero） point four 0.03— （zero） point zero three 0.125—(zero) point one two five 14.397— fourteen point three nine seven
1,001— one thousand and one 4,000— four thousand 9,743— nine thousand, seven hundred and
forty-three
174,301— a (one) hundred and seventy-four thousand, three hundred and one
tthhrreeeehhuunnddrreeddaannddeeigighhttyy--tthhrreeee
110000,0,00000,0,00000------- hounnedhruenddmreidllimonillion
365,528,462----- three hundred and sixty-five million, five hundred and twenty-eight thousand, four hundred and sixty-two
9/10 nine-tenths 3/8 three-eighths
0.5 point five 0.8 point eight
1.23 one point two three 796,000 seven hundred, ninety-six
thousand
Find the mistakes
52,470,383----- fifty-two million, 52,470,383-----ffoiuftry-htuwnodmreidlliaonnd, fsoeuvrenhtuyntdhroeudsaanndd,seventy,
5) 百分数的读法 27% — twenty-seven percent 45% — forty-five percent 86% — eighty-six percent
Practice Read the following numbers.
2/5 two-fifths 5/8 five-eighths
1,000,000,000----- one thousand/ one billion
practice
Now let’s say:2/5 5/8 9/10 3/8 5/6 1/2 1/4 3/4
Count these
1. What is ½ of 6,000,000? 2. How much is 35,246,000
B. 以-ty结尾的词，要先变-y为-i，再加-eth。 如：
twenty— twentieth forty— fortieth C. 以one, two, three, five, nine收尾的多位序数 词，要照第一条方法变。如：
twenty-one— twenty-first twenty-two — twenty-second thirty-five — thirty-fifth ninety-nine— ninety-ninth a hundred and a hundred and fifty-three — fifty-third
750,000,000— seven hundred and fifty million
2.序数词的读法 序数词一般以与之相应的基数词加词 尾-th构成，如：tenth（第十），但下 面这些基数词在变序数词时， 有特别 的地方。如：
A. one — first two — second three— third five—fifth eight — eighth nine— ninth twelve— twelfth
3.分数词的读法
Fra Baidu bibliotek基数词（分子）／序数词（分母），
分子大于１，分母用复数．如：
¼— one-fourth 2/3— two-thirds 7/9— seven-ninths 5/12—five-twelfths
2
3 5
30
7 8
— —
two and three-fifths thirty and seven-eighths