| 項目 |
例、【単語】 |
読み方、【使われ方】、『備考』 |
| 基数 |
234 |
two hundred (and) thirty-four |
| |
5,607 |
five thousand, six hundred and seven |
| |
87,615,000 |
eighty-seven million, six hundred fifteen thousand |
| 序数 |
1st |
first |
| |
22nd |
twenty-second |
| |
33rd |
thirty-third |
| |
44th |
forty-fourth |
| |
|
【the fifth round】 |
| 倍数 |
【twice】 |
【A is twice as long as B】 |
| |
【times】 |
【three times as large as ...】『three times a day』 |
| |
【triple】 |
『a triple jump』 |
| |
【dozen】 |
【two dozen eggs, three dozen of these eggs】 |
| |
【half】 |
【a mile and a half】 |
| |
【quarter】 |
【a quarter of a hundred】 |
| 分数 |
1/3 |
one third |
| |
|
【a fifth of ...】 |
| |
2/3 |
two-thirds |
| |
13/4 |
one and three-fourths 『帯分数』 |
| |
45/123 |
forty-five over one hundred and twenty-three 『数が大』 |
| |
34/45 |
thirty-four forty-fifth 『まれに thirty-four out of forty-five や thirty-four forty-five』 |
| |
4/3 |
four over [by] three 『仮分数』 |
| |
1/2 |
a [one] half / one-half |
| |
1/4 |
a [one] quarter [fourth] |
| |
3/4 |
three quarters [fourths] |
| 小数 |
0.23 |
zero point two three |
| 数式（足し算） |
3+4=7 |
Three and/plus four are[is,make(s),equal(s)] seven. |
| （引き算） |
9-8=1 |
Nine minus eight is/equals one. [Nine take away eight is one. / Eight from nine is/leaves one.] |
| （掛け算） |
2×3=6 |
Two times three is[are,make(s),equals] six. [Two three are six. / Two multiplied by three equals six.] |
| （割り算） |
8÷4=2 |
Eight divided by four is/equals two. |
| （平方根） |
√5 |
the square/second root of five [root/radical five] |
| （三乗根） |
3√27 |
the cube/third root of twenty-seven |
| （二乗） |
32=9 |
The square of 3 is 9. [3 squared is/equals 9.] / the second power of 3 [3 (raised) to the second power] |
| （三乗） |
33=27 |
The cube of 3 is 27. [3 cubed is 27.] / the third power of 3 |
| 参考書籍は
擬音語
カタカナ英語
接続詞
英語 数字
amazonで
|
| 項目 |
例、【単語】 |
読み方、【使われ方】、『備考』 |
| 年号 |
(the year) 1999 |
nineteen ninety-nine |
| |
(the) 1800 |
eighteen hundred |
| |
2006 |
two thousand six 『3通り：the year 〜, the 〜, 〜』 |
| |
400B.C. |
four hundred B.C. 『紀元前〜』 |
| |
the 1970S |
the nineteen seventies 『〜年代』 |
| |
the 19th century |
the nineteenth century |
| 日付 |
5th of May |
the fifth of May |
| |
5 May |
the fifth of May |
| |
5th May |
the fifth of May |
| |
May 5th |
May the fifth |
| |
May 5 |
May five |
| 時刻 |
9:18 [《英》9.18] |
nine eighteen |
| |
9 a.m. |
nine a.m. 『seven p.m.』 |
| |
9 (o'clock) |
nine o'clock |
| |
10:15 |
a quarter past ten 《英》 |
| |
|
a quarter after ten |
| |
10:30 |
half past ten |
| |
10:45 |
a quarter to/of eleven [fifteen minutes before eleven o'clock] |
| 時間 |
|
【half an hour, a half(-)hour】 |
| |
|
【an [one] hour and a half, one and a half hours】 |
| 英語の数の表し方（数字表現）：年号，日付，時刻，時間 |
|
|
| 項目 |
例、【単語】 |
読み方、【使われ方】、『備考』 |
| 電話番号 |
123-456-7800 |
one,two,three,four,five,six,seven,eight,zero,zero[ou,ou/double ou]/ seventy-eight hundred |
| 気温・温度 |
89°F |
eighty-nine degrees Fahrenheit |
| |
20℃ |
twenty degrees Celsius/Centigrade |
| 金額 |
$6.78 |
six dollars and seventy-eight |
| |
100 yen |
a hundred yen |
| チャンネル |
Channel 7 |
Channel seven |
| |
|
【a local channel】 |
| |
|
【seven channels】『7つのチャンネル』 |
| フィルム |
|
【a twelve exposure film】、【a roll of 36-exposure film】 |
| |
|
【a roll/spool of color film】『black-and-white film』 |
| 電圧 |
|
【a hundred and ten volts】 |
| ページ |
p.9 |
page nine |
| |
pp.20-21 [pp.20 f.] |
pages twenty to twenty-one [pages twenty following] |
| |
pp.20 ff |
pages twenty and the following pages 『20ページ〜（多ページに渡る時）』 |
| |
|
【only three pages】、【a few pages of manual】 |
| 緯度・経度 |
latitude 40°N |
forty degrees north |
| |
Lat. 35°15′S |
latitude thirty-five degrees fifteen minutes south |
| |
|
【38 degrees north】 |
| |
longitude 20°east |
twenty degrees east |
| |
|
【20 degrees 15 minutes of east longitude】 |
| |
20°15′east |
20 degrees (and) 15 minutes east |
| |
80°E longitude |
eighty degrees east |
| |
Long. 35°W |
|
| |
|
|
| 項目 |
例、【単語】 |
読み方、【使われ方】、『備考』 |