八九不離十

八九不离十
bājiǔbùlíshí
  1. pretty close
  2. very near
  3. about right

CEDICT

  1. (colloquial) almost
  2. almost

Wiktionary

差不多。

重編國語辭典

與實際情況很接近

維基詞典

Entry Composition

1 八 bā eight
2 九 jiǔ
  1. nine
  2. 9
3 不離 bùlí
  1. to be not much different from; to be about the same
  2. to not leave
4 十 shí
  1. ten
  2. 10

Related entries

不大離 bùdàlí
  1. pretty close
  2. just about right
  3. not bad
  4. same as 差不多
不離兒 bùlír
  1. not bad
  2. pretty good
  3. pretty close