percent sign
Học thuậtThân thiện
Definition
- Noun:
- A symbol (
%) used to denote that the number immediately preceding it represents a proportion or ratio out of one hundred. It signifies "per hundred" or "parts per hundred."
Usage
- The percent sign is placed directly after a numeral without a space (e.g., ).
- It is used to express percentages, such as discounts, interest rates, probabilities, and statistical data.
- In formal writing, the word "percent" is often used instead of the symbol, but the symbol is common in technical, financial, and informal contexts.
Examples
- Noun:
- The sale offers a 25% discount on all items.
- The interest rate on the loan is 3.5%.
- According to the survey, 80% of participants agreed.
Advanced Usage
- In programming and computing, the percent sign often serves as a modulus operator (calculating the remainder of a division) or as a format specifier (e.g., in functions: for integer).
- In Python, the expression
10 % 3returns1.
- In some contexts, it can represent a wildcard character in database queries.
Variants and Related Words
- Percentage (n): A rate, number, or amount in each hundred; the result expressed by the percent sign.
- A large percentage of the budget was allocated to research.
- Percent (n, adv): A more common written or spoken form equivalent to the symbol .
- Fifty percent of the task is complete.
Synonyms
- Percentage symbol
- Percent symbol
Related Phrases
- Basis point: One hundredth of one percent (0.01%), often used in finance. While not a phrase using the sign, it is a related concept for expressing small percentages.
- Per mille sign (‰): A related symbol meaning "per thousand."
Noun
- a sign (`%') used to indicate that the number preceding it should be understood as a proportion multiplied by 100