Números

Aqui você encontra dicas para usar e falar corretamente números e expressões matemáticas em inglês. Tudo o que você precisa saber para não se atrapalhar na hora de dizer datas, frações, porcentagens, medidas em geral, moedas, horário, símbolos matemáticos, etc.


Os números
Cardinais
Ordinais
Expressões e símbolos matemáticos
Frações
Porcentagens Os números do dia-a-dia
Horário
Data
Moeda
Telefone
Velocidade
Números nos esportes
Medidas em geral
Dates in commercial correspondence As dúvidas freqüentes
Vírgula ou ponto?
As maneiras de dizer "zero" em inglês.
O zero antes da vírgula
Datas (A ordem dos fatores)
"And" and "Numbers" Cuidados especiais
Two hundred, two thousand, etc.
Twelfth
Forty
Billion
Elizabeth I

Números Cardinais
1 - one
2 - two
3 - three
4 - four
5 - five
6 - six
7 - seven
8 - eight
9 - nine
10 - ten
11 - eleven
12 - twelve

13 - thirteen

14 - fourteen

15 - fifteen

16 - sixteen

17 - seventeen

18 - eighteen

19 - nineteen

20 - twenty

21 - twenty-one

22 - twenty-two

23 - twenty-three

24 - twenty-four

25 - twenty-five

26 - twenty-six

27 - twenty-seven

28 - twenty-eight

29 - twenty-nine

30 - thirty

40 - forty (see also: "FORTY")

50 - fifty

60 - sixty

70 - seventy

80 - eighty

90 - ninety

100 - one hundred

101 - one hundred one

102 - one hundred two

1,000 - one thousand

1,000,000 - one million

1,000,000,000 - one billion (see also: "BILLION")


Números Ordinais

1st - first

2nd - second

3rd - third

4th - fourth

5th - fifth

6th - sixth

7th - seventh

8th - eighth

9th - ninth

10th - tenth

11th - eleventh

12th - twelfth (see also: "TWELFTH")

13th - thirteenth

14th - fourteenth

15th - fifteenth

16th - sixteenth

17th - seventeenth

18th - eighteenth

19th - nineteenth

20th - twentieth

21st - twenty-first

22nd - twenty-second

23rd - twenty-third

24th - twenty-fourth

25th - twenty-fifth

26th - twenty-sixth

27th - twenty-seventh

28th - twenty-eighth

29th - twenty-ninth

30th - thirtieth

40th - fortieth

50th - fiftieth

60th - sixtieth

70th - seventieth

80th - eightieth

90th - ninetieth

100th - one hundredth

1,000th - one thousandth

1,000,000th - one millionth

1,000,000,000th - one billionth


Expressões e símbolos matemáticos (a versão para o inglês se limita aos sinais)

45 + 5 [plus / and]

126 - 65 [minus / take away]

18 ± 2 [plus or minus]

6 x 5 [(is) multiplied by / times or by (when giving dimensions)]

887 ÷ 7 [(is) divided by]

x = 63 [is equal to / equals]

a ≠ c [is not equal to / does not equal]

x < 5 [is less than]

r # 14 [is less than or equal to]

x > 2 [is more than]

3:9::4:12 [three is to nine, as four is to twelve]

32 Î c [is an element of (a set)]

pr2 [pi /pai/ r squared]

V [the radical sign that indicates the square root]

4 [infinity]

% [percent or per hundred]

logax [logarithm of x to base a]

c = i or { } [conjunto vazio = empty set]

a 1 b [intersecção = intersection]

c c d [união = union]

65 d d [contido = is a subset of]

x2 [x squared]

x3 [x cubed]

x4 [x to the power four / to the fourth]

p < 0,05 [p is less than point zero five]

a média é 135 [the mean is 135]

a mediana é 23 [the median is 23]

a média foi 13,59 [the mean was 13.59]

desvio padrão [standard deviation]


Medidas em geral

10 mm [millimeters]

120 m2 [square meters]

900 g [grams]

3 m3 [cubic meters]

1,75 l [liters]

1,201 galões [gallons]

28,35 g [grams]

2 cm [centimeters]

0,393 polegadas [in or inches]

18 onças [ounces]

45,4 kg [kilograms]

1,094 jardas [yd or yards]

3,000 m [meters]

45,89 km [kilometers]

18 léguas marítimas [sea leagues]

15 toneladas [tons]

0,621 milhas [miles]

18 pés [feet]

2,471 acres [acres /ei' kers/]

0,405 hectares [hectares /hék'térs/]

0,383 milhas quadradas [square miles]

6,45 polegadas quadradas [square inches]

O Monte Everest tem 29.028 pés de altura. [Mount Everest is 29,028 feet high.]

O avião está voando a 20.000 pés. [The airplane is flying at a height / an altitude of twenty thousand feet. (20,000 ft)]

A profundidade média do mar é 12.000 pés ou 2 milhas e meia. [The sea's average depth is twelve thousand feet or two and a half miles. (12,000 ft)]

A sala tem 16 pés de largura por 25 pés de comprimento. [This room is sixteen foot/feet (wide) by twenty-five (foot/feet) (long). (16ft x 25ft or 16' x 25')]

Precisamos de um escritório de 600 m2. [We need six hundred square meters of office space. (600 sq m)]

São necessários 30 pés cúbicos de areia para misturar com o cimento. [You'll need thirty (cubic) feet/foot of sand to mix with the cement. (30cu ft)]

A temperatura era de 95° F à sombra hoje pela manhã. [It was 95 (degrees) in the shade this morning. (95° F)]

Meu peso é 81 quilos. [I weigh eighty-one kilos. (81 kg)]

Minha esposa tem 1,68m de altura. [My wife is one meter sixty-eight (centimeters) (tall). (1.68m)]


Horário

16h00min [four o'clock p.m. or sixteen hundred hours (in the military)]

8h15min [eight fifteen (AmE) or a quarter past eight (BrE)]

15h45min [three forty-five (AmE) or a quarter to four (BrE)]

3h25min da tarde [three twenty-five pm]

4h00min da manhã [four o'clock a.m. / in the morning]

das 15h00min às 15h45min [from three to three forty-five]

na hora do almoço [at lunchtime]

18h30min [six thirty (AmE) or half past six (BrE)]

meia-noite [midnight / twenty-four hundred hours / twelve o'clock a.m.]

meio-dia [midday / noon / twelve o'clock p.m.]

7h00min na costa leste [7 o'clock EST (Eastern Standard Time)]

10h00min na costa oeste [10 o'clock PST (Pacific Standard Time)]

8h00min (horário de Greenwich) [8 o'clock GMT (Greenwich Mean Time)]

O avião caça deixou a base às 16h00min. [The jet fighter took off from base at sixteen-hundred hours.]

Amanhã começaremos às 7h45min, faremos um intervalo das 10h15min às 10h30min. O almoço será das 12h25min às 13h40min. [We will start at 7:45 am tomorrow and will have a coffee break from 10:15 am to 10:30 am. Luch will be from 12:25 pm to 1:40 pm.]

Qual é a diferença de fuso horário entre Paris e Tóquio? [What is the time difference between Paris and Tokyo?]

As tropas desembarcaram às 07h00min. [The troops were deployed at oh seven hundred hours.]


Datas

1995 [nineteen ninety-five]

2001 [two thousand (and) one (AmE) / two thousand and one (BrE)]

De março a outubro [from March to October]

Dezembro de 1996 [December of nineteen ninety-six]

31 de março de 1929 [March thirty-first, nineteen twenty-nine] (see also: "DATES IN COMMERCIAL CORRESPONDENCE" and "DATAS (A ordem dos fatores)")

A década de 40 [the 40's - you say: "the forties"]

O início dos anos 70 [early 70's - you say: "early seventies"]

No final de década de oitenta [late 80's - you say: "late eighties"]

O verão de 1942 [summer of forty-two]

O primeiro trimestre de 1998 [the first quarter of 1998]

2000 AC [two thousand BC]

55 AC [fifty-five BC]

65 DC [AD sixty-five]

Meados de junho [mid-June]

Às quartas e sextas [on Wednesdays and Fridays]

Uma semana sim, uma semana não [every other week]

A cada quinze dias [every fifteen days / every fortnight / once every fortnight]

Dia sim, dia não [every other day]

Na véspera de Natal [on Christmas eve]

O reinado da Rainha Elizabeth I foi de 1558 a 1603. [Queen Elizabeth the first reigned from fifteen (hundred and) fifty-eight to sixteen (hundred and) three/sixteen oh three] (see also: "Elizabeth I")


Moedas

$35 [thirty-five dollars]

$28.90 [twenty-eight dollars, ninety cents or twenty-eight ninety]

¥3,500 [three thousand five hundred yens]

£18 [eighteen pounds]

£15.80 [fifteen (pounds) eighty (pence)]

$1300 [thirteen hundred dollars or one thousand, three hundred dollars]

1 bilhão de dólares [one billion dollars]

2 milhões de euros [two million euros] (see also: "TWO HUNDRED, TWO THOUSAND, ETC.")

2 bilhões e meio de yens [two and a half billion yens]

$0.25 [twenty-five cents or a quarter]

$0.10 [ten cents or a dime]

$0.05 [five cents or a nickel]

$0.01 [one cent or a penny]


Telefones

555-0752 [five-five-five oh-seven-five-two (geralmente usa-se "ou" no lugar de "zero")]

875-8300 [eight-seven-five eighty-three hundred]

555-9000 [five-five-five nine thousand]

(406) 694-5152 [four-oh-six is the area code]

ramal 233 [extension 233]

55 11 898-1069 [country code - area code - phone number]


Frações

1/2 [half / one half]

2/3 [two thirds]

3/4 [three quarters]

5/8 [five eighths]

3/16 [three sixteenths]

4/5 [four fifths]


Porcentagens

34% [thirty-four percent]

0.9% [point nine percent] (see also: "O zero antes da vírgula")

1.1% [one point one percent]

110% [one hundred ten percent]

0.02% [point oh two percent]


Velocidade

80 quilômetros por hora [kilometers per hour]

55 milhas por hora [miles per hour]

15 nós [15 knots = 15 nautical miles per hour]


Números nos esportes

Ela defendeu seu país nos 200m com barreiras. [She ran for her country in the 200 meters (women's) hurdles.]

Nossa equipe quase venceu no revezamento 4 X 400. [Our team was narrowly beaten in the four by four hundred relay. (4 X 400m)]

Vencemos no salto em altura com uma marca de 2,05m. [We won the high jump with a jump of two point oh five meters. (2.05m)]

Ele venceu nos 800m nado livre. [He won the 800 meters freestyle.]

Agassi venceu o primeiro set por 6-4. [Agassi won the first set six four / by six games to four. (6-4)]

Agassi acabou vencendo o jogo por 3 sets a 2. [Agassi went on to win the match by three sets to two. (3-2)]

No final do primeiro tempo, o placar estava 1 a 1. [The half-time score was one all. (1-1)]

No segundo tempo a Itália marcou um gol e ganhou por 2 a 1. [In the second half Italy scored and won the match two one/by two goals to one. (2-1)]

Fonte: teclasap