Cách đọc phân số, thập phân, dấu mũ, số đếm, số thứ tự trong tiếng Anh

Fractions

½	a half	/ə ‘hɑ:f/
¼	a quarter	/ə ‘kwɔːtə/
¾	three quarters	/θriː ‘kwɔːtəz/
⅓	a third	/ə ‘θɜ:d/
⅔	two thirds	/tu: ‘θɜ:dz/
⅕	a fifth	/ə ‘fɪfθ/
⅖	two fifths	/tu: ‘fɪfθs/
⅗	three fifths	/θriː ‘fɪfθs/
⅘	four fifths	/fɔː ‘fɪfθs/
⅙	a sixth	/ə ‘sɪksθ/
⅚	five sixths	/faɪv ‘sɪksθs/
⅛	an eighth	/ən ‘eɪtθ/
⅜	three eighths	/θriː ‘eɪtθs/
⅝	five eighths	/faɪv ‘eɪtθs/
⅞	seven eighths	/sevən ‘eɪtθs/

 

Decimal Fractions

0.1	nought point one	/nɔ:t pɔɪnt wʌn/
0.01	nought point oh one	/nɔ:t pɔɪnt əʊ wʌn/
0.0001	nought point oh oh oh one	/ten pɔɪnt əʊ əʊ əʊ wʌn/
1.1	one point one	/wʌn pɔɪnt wʌn/
1.2	one point two	/wʌn pɔɪnt tu:/
1.23	one point two three	/wʌn pɔɪnt tu: θri:/
1.0123	one point oh one two three	/wʌn pɔɪnt əʊ wʌn tu: θri:/
10.01	ten point oh one	/ten pɔɪnt əʊ wʌn/
21.57	twenty-one point five seven	/’twentɪ wʌn pɔɪnt  faɪv ‘sevən/
2.6666666666….	two point six recurring	/tu: pɔɪnt  sɪks rɪ’kɜ:rɪŋ/
2.612361236123…	two point six one two three recurring	/tu: pɔɪnt  sɪks wʌn tu: θri: rɪ’kɜ:rɪŋ/
2.5 million	two point five million	/tu: pɔɪnt  faɪv ‘mɪljən/

 

SI Units: Prefixes

 

Prefix	Symbol	10n	Long/Short Scale
yotta (gr. okto – eight)	Y	1024	Quadrillion/Septillion
zetta (lat. septem – seven)	Z	1021	Trilliard/Sextillion
eksa (gr. ex – six)	E	1018	Trillion/Quintillion
peta (gr. penta – five)	P	1015	Billiard/Quadrillion
tera (gr. teras – monster)	T	1012	Billion/Trillion
giga (gr. gigas – giant)	G	109	Milliard/Billion
mega (gr. megas – great)	M	106	Million/Million
kilo (gr. khilioi – thousand)	k	10³	Thousand/Thousand
hecto (gr. hekaton – hundred)	h	10²	Hundred/Hundred
deca (gr. deka – ten)	da	101	Ten/Ten
		100	One/One
decy (lat. decimus – tenth)	d	10-1	Tenth/Tenth
centy (lac. centum – hundredth)	c	10-2	Hundredth/Hundredth
milli (lac. mille – thousand)	m	10-3	Thousandth/Thousandth
mikro (gr. mikros – small)	µ	10-6	Millionth/Millionth
nano (gr. nanos – dwarf)	n	10-9	Milliardth/Billionth
pico (it. piccolo – small)	p	10-12	Billionth/Trillionth
femto (den. femten – fifteen)	f	10-15	Billiardth/Quadrillionth
atto (den. atten – eighteen)	a	10-18	Trillionth/Quintillionth
zepto (lat. septem – seven)	z	10-21	Trilliardth/Sextillionth
yokto (gr. okto – eight)	y	10-24	Quadrillionth/Septillionth

 

Cardinal Numbers

1	one	/wʌn/
2	two	/tu:/
3	three	/θri:/
4	four	/fɔː/
5	five	/faɪv/
6	six	/sɪks/
7	seven	/’sevən/
8	eight	/eɪt/
9	nine	/naɪn/
10	ten	/ten/
11	eleven	/ɪ’levən/
12	twelve	/twelv/
13	thirteen	/θɜ:’ti:n/
14	fourteen	/fɔː’ti:n/
15	fifteen	/fɪf’ti:n/
16	sixteen	/sɪkst’i:n/
17	seventeen	/seven’ti:n/
18	eighteen	/eɪ’ti:n/
19	nineteen	/naɪn’ti:n/
20	twenty	/’twentɪ/
21	twenty-one	/twentɪ’wʌn/
22	twenty-two	/twentɪ’tu:/
23	twenty-three	/twentɪ’θri:/
24	twenty-four	/twentɪ’fɔː/
25	twenty-five	/twentɪ’faɪv/
26	twenty-six	/twentɪ’sɪks/
27	twenty-seven	/twentɪ’sevən/
28	twenty-eight	/twentɪ’eɪt/
29	twenty-nine	/twentɪ’naɪn/
30	thirty	/’θɜ:tɪ/
40	forty	/’fɔːtɪ/
50	fifty	/’fɪftɪ/
60	sixty	/’sɪkstɪ/
70	seventy	/’sevəntɪ/
80	eighty	/’eɪtɪ/
90	ninety	/’naɪntɪ/
100	a hundred; one hundred	/ə ‘hʌndrəd/ /wʌn ‘hʌndrəd/
101	a hundred and one	/ə ‘hʌndrəd ən wʌn/
102	a hundred and two	/ə ‘hʌndrəd ən tu:/
110	a hundred and ten	/ə ‘hʌndrəd ən ten/
120	a hundred and twenty	/ə ‘hʌndrəd ən ‘twentɪ/
200	two hundred	/tu: ‘hʌndrəd/
300	three hundred	/θri:  ‘hʌndrəd/
400	four hundred	/fɔː ‘hʌndrəd/
500	five hundred	/faɪv ‘hʌndrəd/
600	six hundred	/sɪks ‘hʌndrəd/
700	seven hundred	/’sevən ‘hʌndrəd/
800	eight hundred	/eɪt ‘hʌndrəd/
900	nine hundred	/naɪn ‘hʌndrəd/
1 000	a thousand, one thousand	/ə θ’ɑʊzənd/ /wʌn ‘θɑʊzənd/
1 001	a thousand and one	/ə ‘θɑʊzənd ən wʌn/
1 010	a thousand and ten	/ə ‘θɑʊzənd ən ten/
1 020	a thousand and twenty	/ə ‘θɑʊzənd ən ‘twentɪ/
1 100	one thousand, one hunded	/wʌn ‘θɑʊzənd wʌn ‘hʌndrəd/
1 101	one thousand, one hundred and one	/wʌn ‘θɑʊzənd wʌn ‘hʌndrəd ən wʌn/
1 110	one thousand, one hundred and ten	/wʌn ‘θɑʊzənd wʌn ‘hʌndrəd ən ten/
9 999	nine thousand, nine hundred and ninety-nine	/naɪn ‘θɑʊzənd naɪn ‘hʌndrəd ən ‘naɪntɪ ‘naɪn/
10 000	ten thousand	/ten ‘θɑʊzənd/
15 356	fifteen thousand, three hundred and fifty six	/’fɪfti:n ‘θɑʊzənd θri: ‘hʌndrəd ən ‘fɪftɪ sɪks/
100 000	a hundred thousand	/ə ‘hʌndrəd ‘θɑʊzənd/
1 000 000	a million	/ə ‘mɪljən/
100 000 000	a hundred million	/ə ‘hʌndrəd ‘mɪljən/
1 000 000 000	a billion	/ə ‘bɪljən/
100 000 000 000	a hundred billion	/ə ‘hʌndrəd ‘bɪljən/
1 000 000 000 000	a trillion	/ə ‘trɪljən/
1 000 000 000 000 000	a quadrillion	/ə kwɒdrɪljən/
1 000 000 000 000 000 000	a quintillian	/ə kwɪn’tɪljən/
1 000 000 000 000 000 000 000	a sextillion	/ə seks’tɪljən/
1 000 000 000 000 000 000 000 000	a septillion	/ə sep’tɪljən/
1 000 000 000 000 000 000 000 000 000	an ocillion	/ən ɒkt’tɪljən/
1 000 000 000 000 000 000 000 000 000 000	a nonillion	/ə nɒn’ɪljən/
1 000 000 000 000 000 000 000 000 000 000 000	a decillion	/ə de’sɪljən/

 

Ordinal Numbers

1st	first	/fɜ:st/
2nd	second	/’sekənd/
3rd	third	/θɜ:d/
4th	fourth	/fɔ:θ/
5th	fifth	/fɪfθ/
6th	sixth	/sɪksθ/
7th	seventh	/’sevənθ/
8th	eighth	/eɪtθ/
9th	ninth	/naɪnθ/
10th	tenth	/tenθ/
11th	eleventh	/ɪ’levənθ/
12th	twelfth	/’twelfθ/
13th	thirteenth	/θɜ:’ti:nθ/
14th	fourtheenth	/fɔː’ti:nθ/
15th	fidteenth	/fɪf’ti:nθ/
16th	sixteenth	/sɪks’ti:nθ/
17th	seventeenth	/seven’ti:nθ/
18th	eighteenth	/eɪ’ti:nθ/
19th	nineteenth	/naɪn’ti:nθ/
20th	twentieth	/’twentɪəθ/
21st	twenty-first	/twentɪ’fɜ:st/
22nd	twenty-second	/twentɪ’sekənd/
23rd	twenty-third	/twentɪ’θɜ:d/
24th	twenty-fourth	/twentɪ’fɔ:θ/
25th	twenty-fifth	/twentɪ’fɪfθ/
26th	twenty-sixth	/twentɪ’sɪksθ/
27th	twenty-seventh	/twentɪ’sevənθ/
28th	twenty-eighth	/twentɪ’eɪtθ/
29th	twenty-ninth	/twentɪ’naɪnθ/
30th	thirtieth	/’θɜːtɪəθ/
31st	thirty-first	/θɜːtɪ’fɜ:st/
40th	fortieth	/’fɔ:tɪəθ/
50th	fiftieth	/’fɪftɪəθ/
100th	hundredth	/’hʌndrədθ/
1 000th	thousandth	/’θɑʊzəndθ/
1 000 000th	miilionth	/’mɪljənθ/

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