7的英文是什么 数字用英语怎么说

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　　7这个数字用英语的话怎么说，它的相关用法是?

　　7的英文是什么

　　seven

　　数字用英语怎么说

　　1、 基数词 Cardinals

　　68 sixty-eight

　　100 a/one hundred

　　101 a/one hundred and two

　　746 seven hundred and forty-six

　　1,000 a/one thousand [a只用于一个数字的开头，后面有百位数时要用one]

　　1,100 one thousand ,one hundred

　　5,647 five thousand ,six hundred and forty-seven 10,000 ten thousand

　　100,000 a/one hundred thousand

　　1,000,000 a/one million

　　100,000,000 a/one hundred million

　　563,032,406 five hundred and sixty-three million ,thirty-two thousand ,four hundred and six

　　[and只放在百与后面的数之间]

　　十亿 [英]a/one thousand million [美]a/one billion 百亿 [英]ten thousand million [美]ten billion

　　千亿 [英]one hundred thousand million [美]one hundred billion

　　万亿 [英]one billion [美]one trillion

　　数字的说法

　　分数 Fractions

　　1/2 a/one half

　　1/3 a/one third

　　1/4 a quarter[onefourth]

　　1/5 a/one fifth

　　2/3 two thirds

　　9/10 nine tenths

　　10% ten per cent

　　5‰ five per mill

　　3、 小数 Decimals

　　0.7 nought[zero]point seven ;point sever

　　0.02 point nought two

　　356.409 three hundred and fifty-six point nought nine

　　o.5% decimal five percent

　　4、 数学式 Mathematic forms

　　9+3=12 nine plus three equals twelve

　　8+2=10 eight and two are ten

　　7+0=7 seven and nought is equal to seven four

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　　20+14+56=90 twenty,fourteen and fifty-six added together are make ninety

　　13-5=8 thirteen minus five equal eight

　　3-2=1 two from three leaves one

　　1×1=1 one multiplied by one equals one ;once one is one

　　2×5=10 twice five is ten

　　6×0=0 six multiplied by nought equals nought 7×8=56 seven times eight is fifty-six

　　20÷5=4 twenty divided by five makes

　　[isequalto]four

　　24÷3=8 three into twenty-four goes eight times 1:3=3:9 one is to three as three is to nine ; the ratio of one to three equals the ratio of three to nine

　　5、 年份

　　206 B.C. two o six B.C

　　770 seven seventy ,seven seven o , seven hundred and seventy

　　1900 nineteen hundred

　　19- nineteen something

　　1905 nineteen o five

　　1992 nineteen ninety-two

　　2000 two thousand

　　2001 two thousand and one

　　1990’s nineteen nineties [20世纪90年代]

　　1918.12.31 december thirty-first

　　[thethirty-firstofdecember]nineteen eighteen.在某日前面用on，在年份与日期之间用逗号

　　6.负数

　　-5 ：读作minus five