Idiom is the result of long-term conventional stereotypes of word processing from the rent which numeral idiom is an important part of the idiom. Idioms with (the) numbers in Korea is significant, some with a numeral numerals idiom, some with two numerals Numerals idiom, some with three numerals Numerals idioms, and even some Numerals idioms from all combinations of the numerals. Numeral composite structure a variety of ways. According to the occurrence of Numeral can be divided into fourteen kinds, for example, 「數○○○」 「○數○○」 「○○數○」 「○○○數」, 「數○數○」 「○數○數」, 「數數○○」 「○○數數」 「數○○數」 「○數數○」, 「數數數○」 「○數數數」 「數數○數」, 「數數數數」. Also, On the Qizi and Ouzi of four tones sequence, there are sixteen kinds; can be divided into the following categories. I. same tones arrangement, such as 11 · 22 · 33 · 44. II. sequential tones arrangement, such as 12 · 13 · 14 · 23 · 24 · 34. III. inverse tones arrangement, such as 21 · 31 · 41 · 32 · 42 · 43.(※1-level tone, 2-falling-rising tone, 3-falling tone, 4-entering tone) In this paper, 『Practical Chinese idiom dictionary』 and 『Essence Korean dictionary 엣센스 국어사전』 the four-character numeral idioms for the object, studied the similarities and differences between the combination of four tones in an odd location and even location.