English

Numbers

10 min

Numbers up to a million, the readings of 4, 7 and 9, the sound changes of 300 and 8000, 万まん and prices in 円えん. From 20, tens, じゅう and units make one word: にじゅうさん、ごじゅうろく

Summary

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PointRuleExampleEnglishLevel
0–10one word each; 4, 7, 9 are よん, なな, きゅうよん / なな / きゅう4 / 7 / 9
11–99number + じゅう + numberじゅうご / にじゅうさん15 / 23
Phone numbersdigit by digit; の for the hyphenいちにさんよんのごろくななはち1234-5678
100–900ひゃく; びゃく after 3; ぴゃく after 6 and 8さんびゃく / ろっぴゃく / はっぴゃく300 / 600 / 800
1000–9000せん; ぜん after 3; 8000 is はっせんせん / さんぜん / はっせん1000 / 3000 / 8000
Kanji一いち 二に 三さん … 十じゅう 百ひゃく 千せん二に十じゅう三さん / 三さん百びゃく23 / 300
Yennumber + 円えん三さん百びゃく円えんです。It is 300 yen.
10 000+万まん is 10 000, and 一いち stays before it一いち万まん / 十じゅう万まん / 百ひゃく万まん10 000 / 100 000 / 1 000 000
Trap100 takes no いち before itひゃく100
Trap10 000 is one 万まん, never ten 千せん一いち万まん10 000

0 to 10

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NumberWordLevel
0ゼロ / れい
1いち
2に
3さん
4よん / し
5ご
6ろく
7なな / しち
8はち
9きゅう / く
10じゅう
  • Four, seven and nine have two readings each; when counting, say よん, なな and きゅう. よん / なな / きゅう4 / 7 / 9
  • し, しち and く live on in fixed words: see Days, Months and Dates and Telling the Time.
  • 0 has two words: ゼロ in daily speech and れい in maths and temperatures.
  • Everyday writing uses digits (1, 2, 3); kanji numerals appear later in this topic.
  • Counting things and people takes a counter after the number: see Counters.

11 to 99

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NumberWordLevel
20にじゅう
30さんじゅう
40よんじゅう
50ごじゅう
60ろくじゅう
70ななじゅう
80はちじゅう
90きゅうじゅう
NumbersRuleExampleEnglishLevel
11–19じゅう + numberじゅういち / じゅうご / じゅうきゅう11 / 15 / 19
21–99number + じゅう + numberにじゅういち / ごじゅうろく / きゅうじゅうきゅう21 / 56 / 99
4, 7, 9よん, なな and きゅう stay the same inside bigger numbersじゅうよん / ななじゅう / きゅうじゅう14 / 70 / 90

Phone numbers

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UseExampleEnglishLevel
Each digit is read on its own, one after the otherいちにさんよんごろくなな1234567
The hyphen between groups is said のゼロきゅうゼロのいちにさんよんのごろくななはち090-1234-5678
に and ご are often lengthened to にー and ごーいちにーさんごー1235
Asking for a phone numberでんわばんごうはなんばんですか。 — ゼロきゅうゼロのいちにさんよんのごーろくななはちです。What is your phone number? — It is 090-1234-5678.

Hundreds and thousands

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NumberWordLevel
100ひゃく
200にひゃく
300さんびゃく
400よんひゃく
500ごひゃく
600ろっぴゃく
700ななひゃく
800はっぴゃく
900きゅうひゃく
  • 100 is ひゃく on its own, with no いち before it. ひゃく / ひゃくごじゅう100 / 150
  • After 3, ひゃく is びゃく; after 6 and 8 it is ぴゃく, with a small っ before it. さんびゃく / ろっぴゃく / はっぴゃく300 / 600 / 800
NumberWordLevel
1000せん
2000にせん
3000さんぜん
4000よんせん
5000ごせん
6000ろくせん
7000ななせん
8000はっせん
9000きゅうせん
  • After 3, せん is ぜん; after 8 the number ends in a small っ: はっせん. さんぜん / はっせん3000 / 8000
  • A longer number joins its parts in one word, the largest first. ごひゃくろくじゅう / せんにひゃくさんじゅうよん560 / 1234

Numbers in kanji

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NumberKanjiLevel
1一いち
2二に
3三さん
4四よん
5五ご
6六ろく
7七なな
8八はち
9九きゅう
10十じゅう
100百ひゃく
1000千せん
  • Kanji numbers write the same words in the same order: 二に十じゅう三さん is 23. 三さん百びゃく / 八はっ千せん300 / 8000
  • 百ひゃく and 千せん open a number alone, with no 一いち before them. 百ひゃく五ご十じゅう / 千せん150 / 1000

Yen and prices

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UseExampleEnglishLevel
Asking the priceこれはいくらですか。 — 三さん百びゃく円えんです。How much is this? — It is 300 yen.
Giving a price: the number, then 円えん千せん円えんです。 / 五ご百ひゃく円えんです。It is 1000 yen. / It is 500 yen.
Prices from 10 000 yen一いち万まん五ご千せん円えんです。It is 15 000 yen.
  • Before 円えん, 4 is read よ: 四よ円えん is 4 yen. 四よ円えん4

Ten thousand and above

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NumberKanjiLevel
10 000一いち万まん
20 000二に万まん
100 000十じゅう万まん
1 000 000百ひゃく万まん
  • 万まん is 10 000: larger numbers count in groups of four digits, not three. 十じゅう万まん / 百ひゃく万まん100 000 / 1 000 000
  • 万まん always takes a digit before it, even one: 一いち万まん. 一いち万まん / 三さん万まん10 000 / 30 000
  • Read the part before 万まん first, then the rest: 35 000 is 三さん万まん五ご千せん. 十じゅう二に万まん / 四よん万まん五ご千せん120 000 / 45 000

Typical errors

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WrongRightRuleLevel
せんにひゃくさんじゅうよんいちにさんよんa phone number is read digit by digit, not as one number
いちひゃくえんひゃくえん100 takes no いち before it
さんひゃくえんさんびゃくえんafter 3, ひゃく becomes びゃく
ろくひゃくえんろっぴゃくえんafter 6 and 8, ひゃく becomes ぴゃく, with a small っ before it
さんせんえんさんぜんえんafter 3, せん becomes ぜん
万まん円えん一いち万まん円えん万まん always takes a digit before it, even one
十じゅう千せん円えん一いち万まん円えん10 000 is one 万まん, never ten 千せん