số lẻ
Definition
- Odd number: A whole number that is not divisible by two. When divided by two, it leaves a remainder of one.
- Decimal part: The fractional component of a number, located to the right of the decimal point. Also called the fractional part.
Usage Examples
- Odd number:
- 3, 5, và 7 là những số lẻ. (3, 5, and 7 are odd numbers.)
- Số ghế của tôi là số lẻ. (My seat number is an odd number.)
- Decimal part:
- Trong số 12,75, phần số lẻ là 0,75. (In the number 12.75, the decimal part is 0.75.)
- Hãy làm tròn bỏ phần số lẻ. (Round off the decimal part.)
Advanced Usage
- In mathematics, the property of being an odd number is fundamental in number theory and arithmetic operations.
- In computing and data processing, identifying odd numbers is common in algorithms and logic checks.
- The term decimal part is crucial in precision measurement, currency, and scientific calculations.
Variants and Related Words
- Số chẵn: Even number; a whole number divisible by two.
- Số nguyên: Integer; a whole number (not a fraction) that can be positive, negative, or zero.
- Số thập phân: Decimal number; a number that contains a decimal point.
Synonyms
- Odd number: Uneven number.
- Decimal part: Fractional part, mantissa (in logarithms).
Related Idioms and Phrases
- Chia hết cho số lẻ: Divisible by an odd number.
- Phần lẻ: A common shortened colloquial term for the decimal/fractional part.
- Chỉ lấy phần nguyên, bỏ phần lẻ. (Take only the integer part, discard the fractional part.)