英语的数怎么读如题,英语的数好像很多读法（不包括电话号码之类的）比如：1212好像可以读成twelve-twelve或者a thousand two hundred and twelve,但是五位数以上好像不能使用这种读法.求详解英语的数读法和小数读法.

(1)年号的读法：
1979←→nineteen seventy-nine or nineteen hundred(and) seventy-nine;
(2)电话号码、的货币的读法：
1023←→one o two three;1227←→one double two(or two two)seven;4.27←→four dollars(and)twenty -seven(cents);
(3)小数点的读法：
13.91←→thirteen decimal(point)nineone;0.23=nought demical two three;
(4)算术式的读法：
2+3=5 Two plus three is(equals,is equal to)five. 5-3=2 Five minus three is equal to two.
3×2=6 Three times two is six.or Three by two are six.
9÷3=3 Nine divided by three makes three.

1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 11 eleven 12 twelve 13 thirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen 20 twenty 30 thirty 40 forty 50 fifty 60 sixty 70 seventy 80 eighty 100 a/one hundred 1,000 a/one thousand 1,000,000 a/one million 1,000,000,000 a/ one billion （美） a/one thousand
9 nine 10 ten 19 nineteen 90 ninety
million（英）
其他基数词的构成：
(1)21 99的两位数,在十位数和个位数之间加连字符构成.如：
53 fifty-three
(2)101—999的三位数,由hundred加and再加两位数或末位数.如：325 three hundred and twenty-five