chữ số

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The Vietnamese word "chữ số" translates to "numeral" or "digit" in English. It refers to the symbols we use to represent numbers in mathematics and counting.

Basic Explanation:

• Definition: "Chữ số" refers to any single digit or numeral, such as 0, 1, 2, 3, and so on. It can also refer to numbers in different numeral systems, like Arabic or Roman numerals.

Usage Instructions:

• You can use "chữ số" when discussing numbers, counting, or mathematics in general. It is important in education, especially in subjects related to math.

Examples:

1. Basic Usage:

   • "Chữ số 5 là một số lẻ." (The numeral 5 is an odd number.)

2. In Context:

   • "Trong bài toán này, chúng ta sẽ sử dụng các chữ số từ 1 đến 10." (In this problem, we will use the numerals from 1 to 10.)

Advanced Usage:

• Different Systems:
  • "Chữ số Ả Rập" refers specifically to Arabic numerals (0, 1, 2, 3, etc.).
  • "Chữ số La Mã" refers to Roman numerals (I, II, III, IV, etc.).

Word Variants:

• "Chữ số" can be used in combination with other words, for example:
  • "Chữ số thập phân" (decimal numeral)
  • "Chữ số nguyên" (whole number)

Different Meanings:

• While "chữ số" primarily means numeral or digit, it can also refer more broadly to the concept of numbers in mathematical contexts.

Synonyms:

• In Vietnamese, you might encounter synonyms like "số" (number) or "hằng số" (constant), but "chữ số" specifically emphasizes the written form of numbers.

Academic

1. Cipher, numeral, figure
   • chữ số A Rập
     Arabic numeral (figure), cipher
   • chữ số La Mã
     Roman numeral (figure)